Location: Clean Jokes > Computer Jokes > Here are real opcodes

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Real opcodes

AAC	Alter All Commands

AAD	Alter All Data

AAO	Add And Overflow

AAR	Alter At Random

AB	Add Backwards

ABC	AlphaBetize Code

ABR	Add Beyond Range

ACC	Advance CPU Clock

ACDC	Allow Controller to Delete Contents

ACDP	Allow Controller to Die Peacefully

ACQT	Advance Clock to Quitting Time

ADB	Another Dumb Bug

AEE	Absolve Engineering Errors

AFF	Add Fudge Factor

AFHB	Align Fullword on Halfword Boundary

AFP	Abnormalize Floating Point

AFR	Abort Funny Routine

AFVC	Add Finagle's Variable Constant

AGB	Add GarBage

AGWA	Add and Get Wrong Answer

AI	Add Improper

AIB	Attack Innocent Bystander

AIB	Attack Innocent Bystanders

AISG	Access and Improve Student Grade

AMM	Add Mayo and Mustard

AMM	Answer My Mail

AMS	Add Memory to System

ANC	ANnoy Consultant

AOI	Annoy Operator Immediate

AR	Advance Rudely

AR	Alter Reality

ARN	Add and Reset to Non-zero

ARN	Add and Reset to Nonzero

ARZ	Add and Reset to Zero

AS	Add Sideways

ASQGSA	ASCII Stupid Question, Get a Stupid ANSI

AT	Accumulate Trivia

AWP	Argue With Programmer

AWTT	Assemble With Tinker Toys

BA	Branch Anywhere

BAC	Branch to Alpha Centauri

BAD	Branch And Die

BAD	Branch to Auto Destruct

BAF	Blow All Fuses

BAH	Branch And Hang

BALC	Branch And Link Cheeseburger

BAP	Branch And Punt

BAW	Bells And Whistles

BB	Branch on Bug

BBBB	Byte Baudy Bit and Branch

BBBF	Branch on Bit Bucket Full

BBD	Branch on Bastille Day

BBI	Branch on Burned-out Indicator

BBIL	Branch on Burned-out Indicator Light

BBLB	Branch on Blinking Light Bulb

BBT	Branch on Binary Tree

BBW	Branch Both Ways

BCB	Burp and Clear Bytes

BCF	Branch on Chip box Full

BCIL	Branch Creating Infinite Loop

BCR	Backspace Card Reader

BCS	Branch and Crash System

BCU	Be Cruel and Unusual

BD	Backspace Disk

BD	Branch to Data

BDC	Break Down and Cry

BDI	Branch to Data Indirect

BDM	Branch and Disconnect Memory

BDT	Burn Data Tree

BDU	Branch on Dense User

BE	Branch Everywhere

BEW	Branch Either Way

BF	Belch Fire

BF	Blow Fuse

BF	Branch Forever

BFD	Branch on Full Disk

BFF	Branch and Form Feed

BFM	Be Fruitful and Multiply

BH	Branch and Hang

BIR	Branch Inside Ranch

BIRM	Branch on Index Register Missing

BLC	Branch and Loop Continuous

BLI	Branch and Loop Infinite

BLM	Branch, Like, Maybe

BLMWM	Branch, Like, Maybe, Wow, Man

BLP	Boot from Line Printer

BLR	Branch and Lose Return

BLSH	Buy Low, Sell High

BLT	Break Little Thing

BM	Branch Maybe

BMI	Blow up Memory Immediate

BMI	Branch on Missing Index

BMI	Branch to Muncee Immediate

BMP	Branch and Make Popcorn

BMR	Branch Multiple Registers

BMUS	Beam Me Up, Scotty

BNA	Branch to Nonexistant Address

BNCB	Branch and Never Come Back

BNL	Become a Neo-Luddite

BNR	Branch for No Reason

BOB	Branch On Bug

BOD	Beat On Disk

BOD	Branch on Operator Desperate

BOH	Branch On Humidity

BOH	Branch on Operator High

BOHP	Bribe Operator for Higher Priority

BOI	Byte Operator Immediately

BOP	Boot OPerator

BOT	Branch On Tree

BPB	Branch on Program Bug

BPDI	Be Polite, Don't Interrupt

BPIM	Bury Programmer In Manuals

BPL	Branch PLease

BPM	Become a Psych Major

BPO	Branch on Power Off

BPO	Branch on Power On

BPP	Branch and Pull the Plug

BR	Byte and Run

BRA	Branch to Random Address

BRB	BRanch on Beaver

BRH	BRanch and Hang

BRI	BRanch Indefinitely

BRL	BRanch and Leak

BRO	BRanch and Overheat

BRO	BRanch to Oblivion

BS	Behave Strangely

BSC	Branch on Second Coming

BSC	Burst Selector Channel

BSD	BackSpace Disk

BSI	Back up Sewer Immediate

BSI	Backup Sewer Immediately

BSM	Branch and Scramble Memory

BSO	Branch on Sleepy Operator

BSP	BackSpace Punch

BSR	Branch and Stomp Registers

BSS	Branch on SunSpot

BSST	BackSpace and Stretch Tape

BTD	Branch on Time of Day

BTD	Byte The Dust

BTI	Blow Trumpet Immediately

BTJ	Branch and Turn Japanese

BTO	Branch To Oblivion

BTW	Branch on Third Wednesday

BU	Branch Unexpectedly

BUTI	Blow Up Terminal Immediately

BVS	Branch and Veer South

BW	Branch on Whim

BWC	Branch When Convenient

BWF	Busy, Wait Forever

BWOP	BeWilder OPerator

BYDS	Beware Your Dark Side


CAC	Calling All Cars

CAC	Cash And Carry

CAF	Convert ASCII to Farsii

CAI	Corrupt Accounting Information

CAIL	Crash After I Leave

CAR	Cancel Accounts Receivable

CAT	Confused And Tired

CB	Consult Bozo

CBA	Compare and Branch Anyway

CBBR	Crash and Blow Boot Read-only memory

CBNC	Close, But No Cigar

CBS	Clobber BootStrap

CC	Call Calvery

CC	Compliment Core

CCB	Chocolate Chip Byte-mode

CCB	Consult Crystal Ball

CCC	Crash if Carry Clear

CCCP	Conditionally Corrupt Current Process

CCD	Choke Cough and Die

CCD	Clear Core and Dump

CCR	Change Channels at Random

CCS	Chinese Character Set

CCWR	Change Color of Write Ring

CD	Complement Disk

CDC	Clear Disk and Crash

CDC	Close Disk Cover

CDIOOAZ	Calm Down, It's Only Ones And Zeroes

CDS	Change Disk Speed

CEMU	Close Eyes and Monkey with User space

CEX	Call EXterminator

CF	Come From [replaces goto]

CFE	Call Field Engineer

CFP	Change and Forget Password

CFS	Corrupt File Structure

CG	Convert to Garbage

CH	Create Havoc

CHCJ	Compare Haig to Christine Jorgensen

CHPAMR	CHase Pointers Around Machine Room

CHSE	Compare Half-words and Swap if Equal

CIB	Change Important Byte

CIC	Cash In Chips

CID	Compare and Ignore Data

CIMM	Create Imaginary Memory Map

CIZ	Clear If Zero

CLBR	CLoBber Register

CLBRI	CLoBber Register Immediate

CM	Circulate Memory

CMD	CPU Melt Down

CMD	Compare Meaningless Data

CMI	Clobber Monitor Immediate

CML	Compute Meaning of Life

CMP	Create Memory Prosthesis

CMS	Click MicroSwitch

CN	Compare Nonsensically

CNB	Cause Nervous Breakdown

CNS	Call Nonexistent Subroutine

COCS	Copy Object Code to Source

COD	Crash On Demand

COLB	Crash for Operator's Lunch Break

COM	Clear Operator's Mind


CON	Call Operator Now

COS	Copy Object code to Source file

COWYHU	Come Out With Your Hands Up

CP	Compliment Programmer

CP%FKM	CPU \(em FlaKeout Mode

CP%WM	CPU \(em Weird Mode

CPB	Create Program Bug

CPN	Call Programmer Names

CPPR	Crumple Printer Paper and Rip

CRASH	Continue Running After Stop or Halt

CRB	CRash and Burn

CRD	Confirm Rumor by Denial

CRM	CReate Memory

CRM	Clear Random Memory

CRN	Compare with Random Number

CRN	Convert to Roman Numerals

CRYPT	reCuRsive encrYPt Tape

CS	Crash System

CSL	Curse and Swear Loudly

CSN	Call Supervisor Names

CSNIO	Crash System on Next I/O

CSS	Crash Subsidiary Systems

CSU	Call Self Unconditional

CTDMR	Change Tape Density, Mid Record

CTT	Call Time and Temperature

CU	Convert to Unary

CUC	Cheat Until Caught

CVFL	ConVert Floating to Logical

CVFP	ConVert Fortran to Pascal

CVG	ConVert to Garbage

CVU	ConVert to Unary

CWAH	Create Woman And Hold

CWB	Carry With Borrow

CWDC	Cut Wires and Drop Core

CWG	Chase Wild Goose

CWGK	Compare Watt to Genghis Khan

CWIT	Compare Watt to Ivan the Terrible

CWM	Compare Watt to Mussolini

CWOM	Complement Write-Only Memory

CZZC	Convert Zone to Zip Code

DA	Develop Amnesia

DAB	Delete All Bugs

DAC	Divide And Conquer

DAD	Destroy A-Disk

DAO	Divide And Overflow

DAP	De-select Active Peripheral

DAUF	Delete All Useless Files

DB	Drop Bits

DBL	Desegregate Bus Lines

DBR	DeBase Register

DBTP	Drop Back Ten and Punt

DBZ	Divide By Zero

DC	Degauss Core

DC	Divide and Conquer

DCAD	Dump Core And Die

DCD	Drop Cards Double

DCGC	Dump Confusing Garbage to Console

DCI	Disk Crash Immediate

DCON	Disable CONsle

DCR	Double-precision CRash

DCT	Drop Cards Triple

DD	Destroy Disk

DD	Drop Disk

DDC	Dally During Calculations

DDOA	Drop Dead On Answer

DDS	Delaminate Disk Surface

DDT	Debug Program

DDWB	Deposit Directly in Waste Basket

DEB	Disk Eject Both

DEC	Decompile Executable Code

DEI	Disk Eject Immediate

DEM	Disk Eject Memory

DFA	Disable FAns

DGO	Decrement the Grades of Others

DGT	Dispense Gin and Tonic

DHTPL	Disk Head Three Point Landing

DIA	Develop Ineffective Address

DICE	Delete Invalid Customer Engineer

DIE	DIsable Everything

DIF	DIsable Fuses

DIG	DIsable Gravity

DIH	Disable Interrupts and Hang

DIRFO	Do It Right For Once


DK	Destroy Klingons

DKP	Disavow Knowledge of Programmer

DLN	Don't Look Now

DLP	Drain Literal Pool


DMNS	Do what i Mean, Not what i Say

DMP	Destroy Memory Protect key

DMPE	Decide to Major in Phys. Ed.

DMPK	Destroy Memory Protect Key

DMZ	Divide Memory by Zero

DND	Destroy Neighbor's Data

DNPG	Do Not Pass Go

DO	Divide and Overflow

DO	Divide and Overflow [IBM PC]

DOC	Drive Operator Crazy

DOV	Divide and OVerflow

DP	Destroy Peripherals

DPC	Decrement Program Counter

DPCS	Decrement Program Counter Secretly

DPK	Destroy storage Protect Key

DPMI	Declare Programmer Mentally Incompetent

DPN	Double Precision No-op

DPR	Destroy PRogram

DPS	Disable Power Supply

DR	Detach Root

DRAF	DRAw Flowchart

DRAM	Decrement RAM

DRBA	Deposit Round-off in my Bank Account

DRD	DRop Dead

DRI	Disable Random Interrupt

DROM	Destroy ROM

DRT	Disconnect Random Terminal

DS	Deadlock System

DSD	Dismount System Disk

DSI	Do Something Interesting

DSO	Disable System Operator

DSP	Degrade System Performance

DSR	Detonate Status Register

DSTD	Do Something Totally Different

DSUIT	Do Something Utterly, Indescribably Terrible

DT%FFP	DecTape \(em unload and Flappa FlaP

DT%SHO	DecTape \(em Spin Hubs Opposite

DTB	Destructively Test Bit

DTC	Destroy This Command

DTE	Decrement Telephone Extension

DTI	Do The Impossible

DTRT	Do The Right Thing

DTVFL	Destroy Third Variable From Left

DU	Dump User

DUD	Do Until Dead

DW	Destroy World

DWIM	Do What I Mean

DWIT	Do What I'm Thinking

DWIW	Do What I Want

EA	Enable Anything

EAC	Emulate Acoustic Coupler

EAL	Enable AC to Logic rack

EAO	Enable AC to Operator

EBB	Edit and Blank Buffer

EBB	Empty Bit Bucket

EBR	Erase Before Reading

EBRS	Emit Burnt Resistor Smell

EC	Eat Card

ECF	Explode and Catch Fire

ECL	Early Care Lace

ECO	Electrocute Computer Operator

ECP	Erase Card Punch

ED	Eject Disk

ED	Execute Data

EDD	Eat Disk and Die

EDIT	Erase Data and Increment Time

EDP	Emulate Debugged Program

EDR	Emit Deadly Radiation

EDR	Execute Destructive Read

EDS	Execute Data Segment

EEOIFNO	Execute Every Other Instruction From Now On

EEP	Erase Entire Program

EFB	Emulate Five-volt Battery

EFD	Eject Floppy Disk

EFD	Emulate Frisbee using Disk pack

EFE	Emulate Fatal Error

EHC	Emulate Headless Chicken

EIA	Elvis Is Alive

EIAO	Execute In Any Order

EIO	Erase I/O page

EIO	Execute Invalid Op-code

EIO	Execute Invalid Opcode

EIOC	Execute Invalid Op-Code

EJD	EJect Disk

EJD%V	EJect Disk \(em with initial velocity V

ELP	Enter Loop Permenantly

EM	EMulate 407

EM	Evacuate Memory

EMIF	Erase Most Important File

EMM	Emulate More Memory

EMPC	EMulate Pocket Calculator

EMSE	Edit and Mark Something Else

EMSL	Entire Memory Shift Left

EMT	Electrocute Maintenance Technician

EMW	Emulate Maytag Washer

ENA	ENable Anything

ENE	ENable Everything

END	Erase Neighbor's Data

ENF	Emit Noxious Fumes

ENG	ENable Gravity

ENO	Emulate No-Op

EO	Electrocute Operator

EOB	Execute Operator and Branch

EOI	Explode On Interrupt

EOS	Erase Operating System

EP	Execute Programmer

EPD	Explode Peripheral Device

EPI	Execute Programmer Immediate

EPITS	Execute Previous Instruction Then Skip

EPL	Emulate Phone Line

EPP	Eject Printer Paper

EPS	Electrostatic Print and Smear

EPS	Execute Program Sideways

EPSW	Execute Program Status Word

EPT	Erase Process Table

EPT	Erase Punched Tape

ERIC	Eject Random Integrated Circuit

ERM	Erase Reserved Memory

EROM	Erase Read-Only Memory

EROS	Erase Read-Only Storage

EROS	Erase Read-Only Storage [Everex int]

ERS	Erase Read-only Storage

ESB	Eject Selectric Ball

ESC	Emulate System Crash

ESD	Eject Spinning Dish

ESL	Exceed Speed of Light

ESP	Enable SPrinkler system

ETI	Execute This Instruction

ETM	Emulate Trinary Machine

ETPH	E. T. Phone Home

EVC	Execute Verbal Commands

EWD	Enter Warp Drive

EWM	Enter Whimsy Mode

EXB	EXcrement and Branch

EXE	EXecute Engineer

EXI	EXecute Invalid operation

EXO	EXecute Operator

EXOP	EXecute OPerator

EXP	EXecute Programmer

EXPP	EXecute Political Prisoner

FAY	Fetch Amulet of Yendor

FB	Find Bugs

FC	Fry Console

FCJ	Feed Card and Jam

FCJ	Feed Cards and Jam

FD	Forget Data

FDR	Feed Disk Randomly

FERA	Forms Eject and Run Away

FFF	Form Feed Forever

FLD	FLing Disk

FLI	Flash Lights Impressively

FM	Forget Memory

FMP	Finish My Program

FOPC	False Out-of-Paper Condition

FPC	Feed Paper Continuously

FPT	Fire Photon Torpedoes

FRG	Fill with Random Garbage

FRS	Fetch Ring of Sauron

FS	Feign Sleep

FSM	Fold, Spindle, and Mutilate

FSR	Form Skip and Runaway

FSRA	Forms Skip and Run Away

FYBR	Follow Yellow Brick Road

GAP	Grade All Projects

GBB	Go to Back of Bus

GCAR	Get Correct Answer Regardless

GCR	Generate Confusing Results

GDP	Grin Defiantly at Programmer

GDR	Grab Degree and Run

GENT	GENerate Thesis

GEW{JO}	Go to the End of the World {Jump Off}

GFD	Go Forth and Divide

GFM	Go Forth and Multiply

GIE	Generate Irreversible Error

GL	Get Lost

GLC	Generate Lewd Comment

GMC	Generate Machine Check

GMCC	Generate Machine Check and Cash

GND	Guess at Next Digit

GORS	GO Real Slow

GPCR	Generate Petty Cache Request

GR	Get Real

GREM	Generate Random Error Message

GREP	Global Ruin, Expiration, and Purgation

GRMC	Generate Rubber Machine Check

GS	Get Strange

GSB	Gulp and Store Bytes

GSI	Generate Spurious Interrupts

GSU	Geometric Shift Up

GTJ	Go To Jail

HAC	Hold All Calls

HACF	Halt And Catch Fire

HAH	Halt And Hang

HBW	Hang Bus and Wait

HCF	Halt and Catch Fire

HCP	Hide Central Processor

HCRS	Hang in CRitical Section

HDH	Hi Dee Ho

HDO	Halt and Disable Operator

HDRW	Halt and Display Random Word

HELP	Hinder Everyone with Little Productivity

HELP	Type 'No Help Available'

HEO	Halt and Execute Operator

HF	Hide File

HGD	Halt, Get Drunk

HHB	Halt and Hang Bus

HIS	Halt in Imposible State

HOO	Hide Operator's Output

HRPR	Hang up and Ruin Printer Ribbon

HSC	Halt on System Crash

HSJ	Halt, Skip and Jump

HTC	Halt and Toss Cookies

HTS	Halt and Throw Sparks

HUAL	Halt Until After Lunch

HUP	Hang Up Phone

HWP	Halt Without Provocation

IA	Illocical And

IAE	Ignore All Exceptions

IAI	Inquire And Ignore

IAND	Illogical AND

IAR	Ignore All Requests

IB	Insert Bug

IBM	Increment and Branch to Muncee

IBP	Insert Bug and Proceed

IBR	Insert Bugs at Random

ICB	Interrupt, Crash and Burn

ICM	Immerse Central Memory

ICMD	Initiate Core Melt Down

ICR	Incur Costly Repair [Sun Tempest]

ICSP	Invert Crt Screen Picture

IDC	Initiate Destruct Command

IDI	Invoke Divine Intervention

IDNOP	InDirect No-OP

IDPS	Ignore Disk Protect Switch

IEOF	Ignore End Of File

IF	Invoke Force

IGI	Increment Grade Immediate

IGIT	Increment Grade Immediate Twice

IGO	Increment Grade Overnight

IHC	Initiate Head Crash

IHTFP	Increment Hormones, Test For Puberty

II	Inquire and Ignore

IIB	Ignore Inquiry and Branch

IIC	Insert Invisible Characters

IIL	Irreversable Infinite Loop

IM	Imagine Memory

IMBP	Insert Mistake and Blame Programmer

IMP	Imitate Monty Python

IMPG	IMPress Girlfriend

IMV	IMpress Visitors

INCAM	INCrement Arbitrary Memory

ING	INquire and iGnore

INI	Ignore Next Instruction

INOP	Indirect No-OP

INR	INstigate Rumor

INW	INvalidate Warranty

IOI	Ignore Operator's Instruction

IOR	Illogical OR

IOS	Ignore Operating System

IP	Increment and Pray

IPI	Ignore Previous Instruction

IPM	Ignore Programmer's Mistakes

IPOP	Interrupt Processor, Order Pizza

IPS	Incinerate Power Supply

IPS	Increment Power Supply

IPT	Ignite Paper Tape

IRB	Invert Record and Branch

IRBI	Insert Random Bits Indexed

IRC	Insert Random Commands

IRE	Insert Random Errors

IRI	Ignore Rude Interrupts

IRPF	Infinite Recursive Page Fault

ISC	Ignore Supervisor Calls

ISC	Ignore System Crash

ISC	Insert Sarcastic Comments

ISI	Increment and Skip on Inifinity

ISP	Increment and Skip on Pi

ISTK	Invert STacK

ITML	Initiate Termites into Macro Library

IU	Ignore User[s]

IXOR	Illogical eXclusive OR

IZ	Ignore Zeroes

JAA	Jump Almost Always

JBS	Jump and Blow Stack

JCI	Jump to Current Instruction

JFM	Jump on Full Moon

JHRB	Jump to H&R Block

JLP	Jump and Lose Pointer

JLR	Jump and Lose Return

JMAT	JuMp on Alternate Thursdays

JN	Jump to Nowhere

JNL	Jump when programmer is Not Looking

JOB	Jump On Beaver

JOM	Jump Out of Memory

JOM	Jump Over Moon

JOP	Jump OPerator

JPA	Jump when Pizza Arrives

JRAN	Jump RANdom

JRCF	Jump Relative and Catch Fire

JRGA	Jump Relative and Get Arrested

JRL	Jump to Random Location

JRSR	Jump to Random SubRoutine

JSC	Jump on System Crash

JSOR	Jump Somewhere Over Rainbow

JSU	Jump Self Unconditional

JT	Jump if Tuesday

JTT	Jump and Tangle Tape

JTZ	Jump to Twilight Zone

JWN	Jump When Necessary

KCE	Kill Consultant on Error

KCE	Kill repairman [CE]

KDO	Knock Disk Over

KEPITU	Kill Every Process In The Universe

KOP	Kill OPerator

KP	Krunch Paper

KPR	Kill PRogrammer

KSR	Keyboard Shift Right

KUD	Kill User's Data

KWWE	Kill Wicked Witch of East

KWWW	Kill Wicked Witch of West

LAC	Lose All Communication

LAGW	Load And Go Wrong

LAP	Laugh At Program

LAP	Laugh At Programmer

LCC	Load and Clear Core

LCD	Launch Cartridge Disk

LCK	Lock Console Keyswitch

LEB	Link Edit Backwards

LIA	Load Ineffective Address

LMB	Lose Message and Branch

LMO	Load and Mug Operator

LMYB	Logical MaYBe

LN	Lose inode Number

LNP	Load N digits of Pi

LOSM	Log Off System Manager

LP%PAS	Line Printer \(em Print And Smear

LP%RDD	Line Printer \(em Reverse Drum Direction

LP%TCR	Line Printer \(em Tangle and Chew Ribbon

LPA	Lead Programmer Astray

LPRTC	Load Program counter from Real Time Clock

LR	Load Revolver

LRA	Load RetroActively

LRB	Lose Record and Branch

LRD	Load Random Data

LSPSW	Load and Scramble PSW

LTS	Link To Sputnik

LTS	Loop Till Smokes

LUM	LUbricate Memory

LWE	Load WhatEver

LWM	Load Write-only Memory

MAB	Melt Address Bus

MAN	Make Animal Noises

MAZ	Multiply Answer by Zero

MBC	Make Batch Confetti

MBF	Multiply and Be Fruitful

MBH	Memory Bank Hold-up

MBTD	Mount Beatles on Tape Drive

MBTOL	Move Bug To Operator's Lunch

MC	Move Continuous

MD	Move Devious

MDB	Move and Drop Bits

MDC	Make Disk Crash

MDDHAF	Make Disk Drive Hop Across Floor

MFO	Mount Female Operator

MILI	Move It or Lose It

MLB	Memory Left shift and Branch

MLP	Make Lousy Program

MLP	Multiply and Lose Precision

MLR	Move and Lose Record

MMF	Melt Main Frame

MMLG	Make Me Look Good

MNI	Misread Next Instruction

MOG	Make Operator Growl

MOP	Modify Operator's Personality

MPLP	Make Pretty Light Pattern

MRZ	Make Random Zap

MSGD	Make Screen Go Dim

MSP	Mistake Sign for Parity

MSPI	Make Sure Plugged In

MSR	Melt Special Register

MST	Mount Scotch Tape

MTE	Mangle Tape on Exit

MTI	Make Tape Invalid

MUG	Make Ugly Graphics

MUM	Multi-Use Mnemonics

MW	Malfunction Whenever

MW	Multiply Work

MWC	Move and Wrap Core

MWT	Malfunction Without Telling

NBC	Negate By Clearing

NCW	Notch Carriage and Way

NMI	Negate Most Integers

NOP	Needlessly Omit Pointer

NPC	Normalize Program Counter

NPN	No Program Necessary [VAX]

NTGH	Not Tonight, i've Got a Headache

OBB	Overflow Bit Bucket

OCF	Open Circular File

OMC	Obscene Message to Console

OMC	Overheat Memory Chip

OML	Obey Murphy's Laws

OPI	Order Pizza Immediately

OPP	Order Pizza for Programmer

OSI	Overflow Stack Immediate

OSI	Overflow Stack Indefinite

OSP	Open Six-Pack

OTL	Out To Lunch

OU	Offend User

P$*!	Punch Obscenity

PA	Punch in ASCII

PAL	Pack And Leave

PAS	Print And Smear

PAUD	PAUse Dramatically

PAZ	Pack Alpha Zone

PAZ	Pack Alpha and drop Zones

PBC	Print and Break Chain

PBD	Print and Break Drum

PBL	Pack Bags and Leave

PBM	Pop Bubble Memory

PBPBPBP	Place Backup in Plain Brown Paper Bag Please

PBST	Play Batch mode Star Trek

PCB	Pause for Coffee Break

PCD	PunCh Disk

PCI	Pleat Cards Immediate

PCR	Print and Cut Ribbon

PCS	Push to Centre of Stack

PD	Play Dead

PD	Punch Disk

PDLD	Power Down and Lock Door [to computer room]


PEHC	Punch Extra Holes in Cards

PEP	Print on Edge of Paper

PFD	Punt on Fourth Down

PFE	Print Floating Eye

PFML	Print Four Million Lines

PG	Print Garbage

PHO	Pull Hair Out

PI	Punch Invalid

PIBM	Pretend to be an IBM

PIC	Print Illegible Characters

PIC	Print Invalid Character

PIC	Punch Invalid Character

PLSC	Perform Light Show on Console

PNIH	Place Needle In Haystack

PNRP	Print Nasty Replies to Programmer

PO	Punch Operator

POCL	Punch Out Console Lights

POG	Print Only Greek

POP	Pop Or Push

POPI	Punch OPerator Immediate

POPN	Punch OPerator's Nose

PPA	Print Paper Airplanes

PPC	Purge Pascal Compiler [HP 3000]

PPL	Perform Perpetual Loop

PPP	Print Programmer's Picture

PPR	Play Punk Rock

PPSW	Pack Program Status Word

PPSW	Pack Progran Status Word

PRS	PRint and Smear

PSP	Print and Shred Paper

PSR	Print and Shred Ribbon

PTP	Produce Toilet Paper

PUO	Perform Unknown Operation

PVLC	Punch Variable Length Card

PWP	Print Without Paper

PWS	create PoWer Surge

PYS	Program YourSelf

QBDH	Quit and Become a DeadHead

QWYA	Quit While Your Ahead

RA	Randomize Answer

RAM	Randomly Access Memory

RAM	Read Ambiguous Memory

RAN	RANdom opcode [similar to 16-bit what gate]

RASC	Read And Shred Card

RAST	Read And Shred Tape

RAU	Ridicule All Users

RBAO	Ring Bell and Annoy Operator

RBLY	Restore Back-up from Last Year

RBT	Read Blank Tape

RBT	Rewind and Break Tape

RC	Rewind Core

RCAJ	Read Card And Jam

RCB	Read Command Backwards

RCB	Run Clock Backwards

RCC	Read Card and Chew

RCCP	Randomly Corrupt Current Process

RCF	Rewind Cabinet Fans

RCKG	Read Count Key and Garbage

RCL	Rotate Carry Left

RCP	Reschedule Car Payments

RCR	Rewind Card Reader

RCRV	Randomly Convert to Reverse Video

RCS	Read Card and Scramble data

RCSD	Read Card and Scramble Data

RD	Randomize Data

RD	Reverse Directions

RDA	Refuse to Disclose Answer

RDB	Replace Database with Blanks

RDB	Run Disk Backwards

RDD	Reverse Disk Drive

RDDBF	Rock Disk Drive Back and Forth

RDEB	Read and Drop Even number of Bits

RDF	Randomize Directory Filenames

RDI	Reverse Drum Immediate

RDI	Reverse Drun Immediate

RDI	Rewind Disk Immediate

RDR	Reverse Disk Rotation

RDS	ReaD Sideways

RENVR	REName Variables Randomly

RET	Read and Erase Tape

RF	Read Fingerprints

RG	Record Garbage

RHNEZ	Randomize and Halt if Not Equal to Zero

RHO	Randomize and Hold all Output

RIC	Rotate Illogical thru Carry

RID	Read Invalid Data

RIG	Read Inter-record Gap

RIOP	Rotate I/O Ports

RIR	Read Invalid Record

RIRG	Read Inter-Record Gap

RJE	Return Jump and Explode

RLC	Relocate and Lose Core

RLC	Reread Last Card

RLC	Rotate Left with Carolyn

RLI	Rotate Left Indefinitely

RLP	Refill Light Pen

RLP	Rewind Line Printer

RM	Ruin My files

RMI	Randomize Memory Immediate

RMM	Read Manager's Mind

RMT	ReMove Trap

RMV	Remove Memory Virtues

RN	Read Noise

RNBS	Reflect Next Bus Signal

RNR	Read Noise Record

ROC	Randomize Op Codes

ROC	Rotate Outward from Center

ROD	ROtate Diagonally

ROM	Read Operator's Mind

ROO	Rub Out Operator

ROOP	Run Out Of Paper

ROPF	Read Other People's Files

ROS	Reject Operating System

ROS	Return On Shield

RP	Read Printer

RPB	Raise Parity Bits

RPB	Read Print and Blush

RPB	Reverse Parity and Branch

RPBR	Reverse Parity and BRanch

RPC	Rotate Program Counter

RPM	Read Programmer's Mind

RPU	Read character and Print Upsidedown

RRC	Rotate Random thru Carry

RRR	Randomly Rotate Register

RRR	Read Record and Run away

RRR	Read Record and Run-away

RRRL	Random Rotate Register Left

RRRR	Random Rotate Register Right

RRSTC	Return on Ruby Slippers Triple-Click

RRT	Record and Rip Tape

RS	Random Slew

RSD	on Read error Self-Destruct

RST	Rewind and Stretch Tape

RSTOM	Read from STore-Only Memory

RT	Reduce Throughput

RTP	Reduce ThroughPut

RTS	Return To Sender

RVAC	Return from VACation

RWC	ReWind and Crash heads

RWCR	ReWind Card Reader

RWD	ReWind Disk

RWE	Run Without Error

RWF	Read Wrong File

RWT	Read/Write while stretching Tape

SA	Store Anywhere

SAD	Search And Destroy

SAI	Skip All Instructions

SAK	Snooze At Keyboard

SAS	Show Appendix Scar

SAS	Sit And Spin

SBE	Swap Bits Erratically

SBF	Skip on Bitbucket Full

SC	Scramble Channels

SC	Shred Cards

SCB	Spindle Card and Belch

SCCA	Short Circuit on Correct Answer

SCD	Shuffle and Cut Dec

SCH	Slit Cards Horizontal

SCI	Shred Cards Immediate

SCM	Set for Crash Mode

SCOM	Set Cobol-Only Mode

SCP	SCatter Printer

SCRRC	SCRamble Register Contents

SCST	Switch Channel to Star Trek

SCTR	Stick Card To Reader

SD	Scramble Directory

SD	Slip Disk

SDC	Spool Disk to Console

SDD	Seek and Destroy Data

SDD	Spin Disk Dry

SDDB	Snap Disk Drive Belt

SDE	Solve Differential Equations

SDI	Self Destruct Immediate

SDM	Search and Destroy Memory

SDR	Slam Down Rondo [worst soda ever made]

SEB	Stop Eating and Burp

SEOB	Set Every Other Bit

SESUR	Sing Elvis Songs Until he Returns

SEX	Set EXecution register

SEX	Sign EXtend

SFH	Set Flags to Half-mast

SFP	Send For Pizza

SFR	Send For Reinforcements

SFT	Stall For Time

SFTT	Strip Form Tractor Teeth

SHAB	SHift A Bit

SHABM	SHift A Bit More

SHB	Stop and Hang Bus

SHCD	SHuffle Card Deck

SHON	Simulate HONeywell CPU [permanent no-op]

SHR	SHift Random



SID	Switch to Infinite Density

SIP	Store Indefinite Precision

SJV	Scramble Jump Vectors

SLP	Sharpen Light Pen

SMC	Scramble Memory Contents

SMD	Spontaneous Memory Dump

SMR	Skip on Meaningless Result

SMS	Shred Mylar Surface

SNARF	System Normalize And Reset Flags

SNM	Show No Mercy

SNO	Send Nukes on Overflow

SOAWP	SOlve All the World'd Problems

SOB	Stew On Brew

SOD	Surrender Or Die

SOL	Shift On Low

SOP	Stop and Order Pizza

SOS	Sign Off, Stupid

SOT	Sit On a Tack

SP	Scatter Print

SPA	Sliding Point Arithmetic

SPB	Simulate Peanut Butter

SPD	SPin Disk

SPS	Set Panel Switches

SPSW	Scramble Program Status Word

SQPWYC	Sit Quietly and Play With Your Crayons

SRBO	Set Random Bits to Ones

SRBZ	Set Random Bits to Zeroes

SRC	Select Random Channel

SRC	Select Reader and Chew cards

SRCC	Select Reader and Chew Cards

SRD	Switch to Random Density

SRDR	Shift Right Double Ridiculous

SRO	Sort with Random Ordering

SROS	Store in Read-Only Storage

SRR	Shift Registers Random

SRSD	Seek Record and Scar Disk

SRSD	Seek Record and Scratch Disk

SRTC	Stop Real-Time Clock

SRU	Signoff Random User

SRZ	Subtract and Reset to Zero

SSB	Scramble Status Byte

SSD	Scratch System Disk

SSD	Stacker Select Disk

SSD	Stop and Scratch Disk [3815]

SSJ	Select Stacker and Jam

SSJP	Select Stacker and JumP

SSM	Solve by Supernatural Means

SSM	Stacker Select Memory

SSP	Seek SPindle

SSP	Smoke and SPark

SST	Seek and Stretch Tape

SSW	Scramble Status Word

ST	Set and Test

STA	STore Anywhere

STC	Slow To a Crawl

STD	Stop, Take Drugs

STM	STretch Magtape

STM	Skip on Third Monday

STO	Strangle Tape Operator


STRIKE	STRIKE for more pay, better hours, etc.

STROM	STore in Read-Only Memory

STTHB	Set Terminal to Three Hundred Baud

SUIQ	Subtract User's IQ


SUP	Shred User Printout

SUP	Solve Unsolvable Problem

SUS	Stop Until Spring

SUS	Subtract Until Senseless

SWAT	SWAp Terminals

SWN	SWap Nibbles

SWOS	Store in Write-Only Storage

SWS	Sort to Wrong Slots

SWT	Select Wrong Terminal

SWU	Select Wrong Unit

SWZN	Skip Whether Zero or Not

SZD	Switch to Zero Density

TAH	Take A Hike

TAI	Trap Absurd Inputs

TARC	Take Arithmetic Review Course

TBFTG	Two Burgers and Fries To Go

TC	Transmit Colors

TDB	Transfer and Drop Bits

TDRB	Test and Destroy Random Bits

TDS	Trash Data Segment

TET	Triple Execution Time [SUN]

TLNF	Teach me a Lesson i'll Never Forget

TLO	Turn indicator Lights Off

TLW	Transfer and Lose Way

TN	Take a Nap

TOAC	Turn Off Air Conditioner

TOG	Take Out Garbage

TOG	Time Out, Graduate

TOH	Take Operator Hostage

TOO	Turn On/off Operator

TOP	Trap OPerator

TOS	Trash Operating System

TOW	Take Over World

TPD	Terminal Printer Destruct

TPD	Total Program Diagnostic

TPD	Triple Pack Decimal

TPDH	Tell Programmer to Do it Himself

TPF	Turn Power oFf

TPN	Turn Power oN

TPO	Turn Power Off

TPR	Tear PapeR

TR	Turn into Rubbish

TRA	Te Rdls Arvs [type ridiculous abbreviations]

TRD	TRansfer and Drop bit

TSH	Trap Secretary and Halt

TSM	Trap Secretary and Mount

TST	Trash System Tracks

TT%CN	TeleType \(em Clunk Noise

TT%EKB	TeleType \(em Electrify KeyBoard

TTA	Try, Try Again

TTIHLIC	Try To Imagine How Little I Care

TTITT	Turn 2400 foot Tape Into Two 1200 foot Tapes

TTL	Tap Trunk Line

TTL	Time To Logoff

TYF	Trust Your Feelings

UA	Unload Accumulator

UAI	Use Alternate Instruction set

UAPA(AM)	Use All Power Available (And More)

UCB	Uncouple CPU and Branch

UCIP	Update Card In Place

UCK	Unlock Console Keyswitch

UCLB	Uncouple Comm Lines and Branch

UCM	Uncouple CoMm lines and branch

UCPUB	Uncouple CPUs and Branch

UDR	Update and Delete Record

UER	Update and Erase Record

UFO	Unidentified Flag Operation

ULDA	UnLoaD Accumulator

UMR	Unlock Machine Room

UNPD	UNPlug and Dump

UOP	Useless OPeration

UP	Understand Program[mer]

UPA	Use all Power Available

UPC	Understand Program[mer]'s Comments

UPI	Undo Previous Instruction

URB	Update, Resume and Branch

UTF	Unwind Tape onto Floor

UTF	Use The Force

UUBR	Use Undefined Base Register

VAX	Violate All eXecutions

VFE	Violate Field Engineer

VFO	Violate Female Operator

VMA	Violate Maintenance Agreement

VNO	Violate Noise Ordinance

VPA	Vanishing Point Arithmetic

VVM	Vaporize Virtual Memory

WAD	Walk Away in Disgust

WAT	WAste Time

WBB	Write to the Bit Bucket

WBT	Water Binary Tree

WC	Waste Core

WCR	Write to Card Reader

WDR	Warp disk DRive

WED	Write and Erase Data

WEMG	Write Eighteen Minute Gap

WF	Wait Forever

WGPB	Write Garbage in Process-control Block

WHFO	Wait until Hell Freezes Over

WHP	Wave Hands over Program

WI	Why Immediate

WI	Write Illegibly

WID	Write Invalid Data

WMC	Write Millions of Comments

WNAM	We Need A Miracle

WNHR	Write New Hit Record

WNR	Write Noise Record

WP	Write Poop

WPET	Write Past End of Tape

WPM	Write Programmer's Mind

WSE	Write Stack Everywhere

WSWW	Work in Strange and Wondrous Ways

WUPO	Wad Up Printer Output

WWLR	Write Wrong Length Record

WWR	Write Wrong Record

XXIO	eXecute Invalid Opcode

XXKF	eXecute Kermit the Frog

XXM	eXclusive Maybe

XXMB	eXclusive MayBe

XXOH	eXecute no-Op and Hang

XXOR	eXecute OpeRator

XXOS	eXchange Operator's Sex

XXPR	eXecute PRogrammer

XXPSW	eXecute Program Status Word

XXSP	eXecute Systems Programmer

XXVF	eXchange Virtue for Fun

YAB	Yet Another Bug

YASE	Yet Another Stupid Error

ZAP	Zero and Add Packed

ZAR	Zero Any Register

ZD	Zap Directory

ZEOW	Zero Every Other Word

ZPI	ZaP Immediate

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