Internet Acronyms & Abbreviations

This is an useful assortment of acronyms used around the internet, from text messages to IMs to comment sections. Countless people have assisted me in compiling this list, intentionally or without realizing it and I thank them all. I'm sure this list has room to expand some so feel free to email me any you feel I should add! If you're looking for a particular acronym, you can click on a letter to jump to acronyms starting with that letter.

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ABBREVIATION MEANING
& And
@ At (usually used as part of an email address)
^ to the power of (2^2 means 2 to the power of 2, or 2 squared)
^5 High Five
1FtR One For the Road
2 To
24/7 24 hours a day, 7 days a week
2nite Tonight
2U To You
4 For
411 information
A/N Author's Note
A/S/L
ASL
Age/Sex/Location (usually a question)
A/S/L/M/H
ASLMH
Age/Sex/Location/Music/Hobbies (usually a question)
AA Alcoholics Anonymous
AAK Asleep At Keyboard
AAMOF As A Matter of Fact
AAR At Any Rate
ADN Any Day Now
AEAP As Early As Possible
AFAIC As Far As I'm Concerned
AFAICT As Far As I Can Tell
AFAIK As Far As I Know
AFDN Any F*cking Day Now...
AFK Away From Keyboard
AI Artificial Intelligence
AIM AOL Instant Messenger
AISI As I See It
AKA Also Known As
AMBW All My Best Wishes
AoE Age of Empires (a computer game)
AOL American OnLine
ASAP As Soon As Possible
ATM At The Moment
Automatic Teller Machine
AYK As You Know
AYT Are You There
B&N Barnes & Noble
b/c Because
b/w Black & White
B4 Before
B4N Bye For Now
B4U Before You
B5 Babylon 5 (a TV series)
BAK Back At Keyboard (used as a followup to AFK)
BAM By All Means
BAMF Bad A$$ MotherF*cker
BAU Business As Usual
BBIAF Be Back In A Few
BBIAM Be Back In A Minute/Moment
BBL Be Back Later
BBN Bye-Bye Now
BBS Be Back Soon
Bulletin Board System
BCC Blind Carbon Copy
BCNU Be Seein' You
BF BoyFriend
BFD Big F*cking Deal
BFG Big F*cking Gun (used in numerous shooter games)
Big F*cking Grin
BattleFleet Gothic (a wargame)
BFTBG Blood For The Blood God (Warhammer 40k reference to Khorne's battecry)
BIOYA Blow It Out Your A$$
BIOYIOP Blow It Out Your Input/Output Port
BK Burger King
BMF Bad Mother-F*cker (term popularized by Samuel L. Jackson)
BMP Bit MaP (a type of image file)
BOC Blue Oyster Cult (a band)
BOFH B@stard Operator From Hell
BOHIC(A) Bend Over Here It Comes (Again)
BRB Be Right Back
BRT Be Right There
BS BullSh*t
Boy Scout
Bachelor of Science degree
name of a card game
BTA But Then Again
BTDT Been There, Done That
BTO Bachman-Turner Overdrive (a band)
BTW By The Way
BUFF Big Ugly Fat F*cker, usually used as the nickname for the B-52 bomber
BWDIK But What Do I Know
BYOB Bring Your Own Beer
BYOW Bring Your Own Weapons
C&C Command & Conquer (computer game series)
C&G Chuckle and Grin
c/o Care Of
c/p cross-posted
CA Canada OR California
CBT Classic BattleTech
CC Carbon Copy
CCG Collectaible Card Game
CCR Creedance Clearwater Revival (a band)
CD Compact Disc
CDIH Cold Day In Hell
CFL Canadian Football League
CID Consider It Done
CIO Cut It Out
CL Craigslist
COD Cash On Delivery
COTFLGUOAHAHA Crawling On The Floor Laughing Guts Out And Having A Heart Attack
CPU Central Processing Unit (the "brains" of your computer)
CR Comprehensive Rules
CRS Can't Remember Sh*t
CSL Can't Stop Laughing
CSS Can't Stop Smiling OR Cascading Style Sheet (a web design term)
CST Central Standard Time
CU See You
CUL
CUL8R
CUL8ER
See You Later
CWYL Chat With You Later
CYA Cover Your A$$
CYL See You Later
D&D Dungeons & Dragons (a very popular roleplaying game)
d00d dude (in hacker-speak)
DBEYR Don't Believe Everything You Read
DDR Dance Dance Revolution (a video/arcade game)
DHTML Dynamic HTML
DIAF Die In A Fire! (an insult/curse)
DILLIGAF Does It Look Like I Give A F*ck?
DIY Do It Yourself
DJ Disc Jockey
dk;dc Don't Know, Don't Care

DL
d/l

Download
DOA Dead or Alive (a video game)
Dead On Arrival
DoW Dawn of War (a computer game)
DQ Disqualification
DRIB Don't Read If Busy
DS Deep Sh*t
Dumbsh*t
DSL Direct Service Link (a type of internet connection)
DVD Digital Versatile Disc (sometimes mistaken as Digital Video Disc)
DWI Dance With Intensity (computer version of DDR)
D-X Degeneration X (a group of degenerate WWF wrestlers)
EA Electronic Arts (a software company)
EB Electroics Botique (a software retail store)
ECW Extreme Championship Wrestling
<EG> Evil Grin
ELO Electric Light Orchestra (a band)
ELP Emerson, Lake, and Palmer (a band)
EMLL a Mexican wrestling federation
EMYL E-Mail You Later
EOD End of Discussion
EOF End of File
EOM End of Message
EOT End of Thread
Ep Episode
EPID Every Person Is Different
ESAD Eat Sh*t And Die
ESO Equipment Smarter than Operator
EST Eastern Standard Time
ETA Estimated Time of Arrival
EU European Union
EULA End-User License Agreement
FAQ Frequently Asked Questions
FAQL Frequently Asked Questions List
FB Facebook
FCFS First Come First Served
FCOL For Crying Out Loud
FF Fantasy Football
FFL Fantasy Football League
FG Field Goal
FIFO First In, First Out
FIOFY Figure It Out For Yourself
FO F*ck Off
FOAD F*ck Off And Die
FOS Full Of Sh*t
Freedom of Speech
FPS First Person Shooter (a type of computer game)
FPSFP Front Page Sports: Football Pro (now defunct football games series)
FROG Fully Reliant On God
FS For Sale
FT For Trade (or sometimes Free Trade)
FTA From The Article
FTBOMH From The Bottom Of My Heart

FTF
F2F

Face To Face
FTFM Fixed That For Myself
FTFY Fixed That For You
FTP File Transfer Protocal (used to upload files from your computer to a website)
FTR For The Record
FTW F*ck The World
FU F*ck You
FUBAB F*cked Up Beyond All Belief
FUBAR F*cked Up Beyond All Recognition
FWIW For What It's Worth
FYA For Your Amusement
FYI For Your Information
<g> Grin
GAL Get A Life
GBCW Good-Bye Cruel World
GBTW Get Back To Work
GDI God D@mnit
GF
g/f
GirlFriend
GFN Gone For Now
GFY Go F*ck Yourself
GG Good Game (traditionally said to your opponent after any online game)
Gotta Go
GGN Gotta Go Now
GIGO Garbage In, Garbage Out
GIS Google Image Search
GL Good Luck
GLBT Gays, Lesbians, Bisexuals, & Transexuals
GLYASDI God Loves You And So Do I
GM General Motors OR Games Moderator
GMAB Give Me A Break
GMT Greenwich Mean Time (aka Universal Time)
GMTA Great Minds Think Alike
GnR Guns n' Roses (a rock band)
GR8 Great
GTA Grand Theft Auto (a video game)
GTFO Get The F*ck Out
GTG
G2G
Got To Go
GTH Go To Hell
GW Games Workshop (makers of Warhammer & other games)
G-X Generation X (or Generation neXt if you drink Pepsi)
<H> Hug
h/o Hold On
H8 Hate
HAND Have A Nice Day
HAY (or HAU) How Are You
HFS Holy F*cking Sh*t
HHGTTG Hitchhikers Guide To The Galaxy
HK Hunter-Killer (usually in reference to some kind of military harware, like a missile)
HMS Her Majesty's Ship
HOAM Hold On A Moment
HOAS Hold On A Second
HP Harry Potter
Hewlett-Packard (a computer company)
Hit Points
HS Holy Sh*t OR High School
HTF Hard To Find OR How The F*ck
HTH Hope This Helps
HTML HyperText Markup Language (main programming language of the internet)
HTTP HyperText Transfer Protocal
I/O Input/Output
IAC In Any Case
IAE In Any Event
IAWTAC I Agree With This Agreeing Comment
IAWTC I Agree With This Comment
IBTD
ID2D
I Beg To Differ
IC I See OR In Character (i.e. a roleplay)
ICON I Cower Over Nothing
ICQ I Seek You; also an free internet "pager" service
ICTYBTIHTKY I Could Tell You But Then I'd Have To Kill You
ID4 Independance Day (usually in referance to the movie)
IDGI I Don't Get It
IDK I Din't Know
IFF if and only if OR Identification Friend or Foe
IIRC If I Recall Correctly
IK Iron Kingdoms (fiction setting for an RPG and the Warmachine game)
ILBL8 I'll Be Late
ILL Inter-Library Loan
ILU
ILY
I Love You
IM Instant Message
IMDb Internet Movie DataBase
IMHO In My Humble/Honest Opinion
IMMOR I Make My Own Rules
IMNSHO In My Not So Humble Opinion
IMO In My Opinion
INPO In No Particular Order
IOW In Other Words
IR InfaRed
IRC Internet Relay Chat
IRL In Real Life
ISC I Stand Corrected
ISO In Search Of
ISP Internet Service Provider
IWIK I Wish I Knew
IYD In Your Dreams
IYF In Your Face
IYH In Your House
IYKWIM If You Know What I Mean
j/c Just Checking
j/k Just Kidding
j/w Just Wondering
JFF Just For Fun
JFK Just For Kicks
John Fitzgerald Kennedy (former US president)
JFTR Just For The Record
JIC Just in Case
JKR J.K. Rowling (Harry Potter author)
JM2C Just My Two Cents
JMHO Just My Humble/Honest Opinion
JMO Just My Opinion
JP Japan
Jurassic Park (a book/movie)
Judas Priest (a band)
JRD Joy! Rapture! Divinty!
<K> Kiss
k Okay
KIA Know It All OR Killed In Action OR Kia (a car company)
KISS Keep It Simple, Stupid OR Knights In Satan's Service (also a rock band)
KIT Keep In Touch
KMA Kiss My A$$
KO Knock Out
KOTC Kiss On The Cheek
KOTL Kiss On The Lips
KotR King of the Ring (usually refering to the WWF PPV of that name)
KTFO Knocked The F*ck Out
KUTGW Keep Up The Good Work
KWIM Know What I Mean
l33t
1337
Elite (someone who types in leet-speak/hacker-speak)
L8R Later
LAN Local Area Network
LAQ Lame-Ass Quote
LD
l/d
Long Distance
LDR Long Distance Relationship
LGBT Lesbians, Gays, Bisexuals, & Transexuals
LGS Local Gaming Store
LGT Link Goes To
LJ LiveJournal
LLAP Live Long And Prosper
LMA Leave Me Alone
LMAO Laughed/Laughing My Ass Off
LMC Lost My Connection
LMCOA Lost My Connection Once Again
LMK Let Me Know
LMTFA Leave Me The F*ck Alone
LOL Laughing Out Loud OR Lots of Laughs OR Lots of Luck OR Lots of Love OR Little Old Lady
LotR Lord of the Rings (usually refering to the book/movie by that name)
LSHIS Laughed So Hard It's Silent
LTNS Long Time No See
LYB Love You Back
Love You Babe
M8 Mate
M8s Mates
MC
M/C
Master of Ceremonies
MCU Marvel Cinematic Universe
MF Motherf*cker
MI
M:I
Mission Impossible, usually refering to the movie
MIA Missing In Action
MIB

Mint in Box
Men In Black (a movie)

MILF Mom I'd Like to F*** (usually used as a noun, comes from the movie "American Pie")
MIP Mint in Package
MLB Major League Baseball
MLS Major League Soccer
MMORPG Massive Multiplayer Online Role-Playing Game
MNF Monday Night Football
MODO Magic Online Digital Objects. Better known as MTGO.
MOTD Message of the Day
MP MultiPlayer
Military Police
MPAA Motion Picture Association of America
MPG Miles Per Gallon
MS Microsoft
msg message
MSG Madison Square Garden
MSM MainStream Media
MSN MicroSoft Network
MST Mountain Standard Time
MTE My Thoughts Exactly
MtG Magic: The Gathering
MTGO Magic: The Gathering Online
MW MechWarrior (a game)
M-W Merriam-Webster dictionary
MYB Mind Your Business
MYOB Mind Your Own Business
n/a Not Applicable
Not Affiliated
n/m Never Mind
n/p
NP
No Problem
n/t No Text
n1 Nice One
N2M Not To Mention
NADM Never A Dull Moment
NAFTA North American Free Trade Agreement
NAGI Not A Good Idea
NAV Norton Anti-Virus
NBA National Basketball Assocation
NBL Not Bloody Likely
NCAA National College Athletics Association
NE1 Anyone
NFL National Football League
NFLE National Football League Europe (the NFL's developmental league)
NFS No F*cking Sh*t!
NFW No F*cking Way
NG NewsGroup
NGT Not Gonna Tell
NHL National Hockey League
NIFOC Naked In Front Of Computer
NIM No Internal Message
NM No Message
NMP Not My Problem
NQA No Questions Asked
NR Not Recieved OR No Response
NRA National Rifle Association
NRFB Never Removed From Box
NRN No Reply Needed/Neccesary
NSA No Strings Attached
NSFW Not Safe For Work
NSS No Sh*t Sherlock
nvm Nevermind
nWo New World Order (a wrestling group)
NWO New World Order, a secretive but powerful group supporting a one world government
NYC Now You See
New York City
NZ New Zealand
OBO Or Best Offer
OBTW Oh, By The Way
OD Overdose
OIC Oh, I See
OKC OkCupid
OLL OnLine Love
OMG Oh My God
OMIF Open Mouth, Insert Foot
OMIK Open Mouth, Insert Keyboard
OOC Out Of Character (i.e. not a roleplay)
OOL Out Of Luck
OOP Out Of Production
Out Of Print
OP Original Poster
ORG Organization (usually part of a internet address)
OS Operating System
OT Off Topic
OTC Over The Counter
OTOH On The Other Hand
OTP Over The Phone OR One True Pair (fandom term)
OTT Over The Top
OTTOMH Off The Top Of My Head
p/t Part Time (usually refering to a job which is not full-time)
PC Personal Computer
Politically Correct
Political Correctness
PCM Please Call Me
PDA Public Display of Affection
Personal Digital Assitant (aka Palm Pilot)
PDF Portable Document Format (file format used by Adobe Acrobat Reader)
Pretty Damn Fast
Pretty Damn Funky
PDQ Pretty Damn Quick
PITA Pain In The A$$
pls (or plz) Please
POS Piece Of Sh*t
Parent Over Shoulder
POV Point Of View
PPG Points Per Game
PPPPPP Prior Planning Prevents Piss Poor Preformance
PS Post-Script (a sort of add-on note at the end of a message)
PlayStation (a game console - PS2 is a Playstation 2, PS3 is a Playstation 3)
PST Pacific Standard Time
PTB Powers That Be
PTMM Please Tell Me More
pw
pwd
Password
Q&A Questions and Answers
QFT Quoted For Truth
QnD (Q&D) Quick-n-Dirty
QOTD Quote of the Day
qt Cutie
R Are
R&B Rhythm and Blues
R&D Research & Development
R&R Read & Respond/Reply
Rest & Relaxation
RA Red Alert (usually refering to the computer game)
Resident Assistant (college-related term)
RAM Random Access Memory (type of computer memory)
RC Royal Crown (a soda company)
RE Regarding
REM Rapid Eye Movement (a state of sleep); also the name of a band
RIP Rest In Peace
ROM Read-Only Memory (type of computer memory)
ROTFL Rolling On The Floor Laughing
ROTFLMAO Rolling On The Floor Laughing My A$$ Off
RPG Role-Playing Game
RTBS Reason To Be Single
RTFA Read The F*cking Article
RTFC Read The F*cking Card
RTFF Read The F*cking FAQ
RTFM Read The F*cking Manual
RTS Real-Time Strategy (a type of game)
RU Are You
RUF2T
RYFTT
Are You Free To Talk
RUMORF Are You Male or Female?
RUOK Are You Okay
<s> Smile
S&M Sado-Masichism
Symphony & Metallica (a music CD)
S&N Smile & Nod
SB Super Bowl
SCSA Stone Cold Steve Austin (a pro wrestler)
SF Sci-Fi (Science Fiction)
SFW Safe For Work
sig Signature (the lines of customizable text that appear at the end of email messages)
SJW Social Justice Warrior (usually used as a perjative)
SMF Sick Motherf*cker (coined by fans of band Twisted Sister)
SMH Shake My Head
SNAFU Situation Normal - All F*cked Up
SOHF Sense of Humor Failure
SOL Sh*t Out of Luck
SOP Standard Operating Procedure
SorG Straight or Gay
ST Star Trek
ST:DS9 Star Trek: Deep Space 9
ST:TNG Star Trek: The Next Generation
ST:TOS Star Trek: The Original Series
ST:VOY Star Trek: Voyager
STD Sexually Transmitted Disease
STFU Shut the F*ck Up
STP Stone Temple Pilots (a band)
SW Star Wars
sXe straight edge
T&A Tits & A$$ (a referance to shallow sexual content)
T_FKA The [something] Formerly Known As
TA Total Annihilation (a computer game)
TAFN That's All For Now
TANSTAAFL There Ain't No Such Thing As A Free Lunch
TBS That's BullSh*t OR Turner Broadcasting Station (a cable channel)
TFTT Thanks For The Tip
TGIF Thank God It's Friday
thnx
thx
tx
txs
Thanks
TK Team Kill
TKO Technical Knock-Out
tl;dr Too Long; Didn't Read
TLA Three Letter Acronym
TLC Tender Loving Care
The Learning Channel
TMI Too Much Information

TNM

TourNaMent, a wrestling simulator
TnT Dyanmite
TNT Tried N' True
Turner Network Televsion (a cable channel)
TOC Table Of Contents
TOY Thinking Of You
TPTB The Powers That Be
TS Tough Sh*t OR Totally Stupid
TSFKAJRS The Stadium Formerly Known As Joe Robbie Stadium. Term created by Curt Fennell
TTFN Ta-Ta For Now
TTY Talk To You
Thanks To You
TTYL
TTUL
Talk To You Later
TY
t/y
Thank You
TYVM Thank You Very Much
U You
u2 You Too (or the band U2, if capitalized)
UK United Kingdom (Great Britain)
URL Uniform Resource Locator (aka a internet address)
US United States
Uncle Sam
USA United States of America
USAF United States Air Force
USFL United States Football League (now defunct)
USMC United States Marine Corps
USN United States Navy
VD Venereal Disease
VG Very Good
VR Virtual Reality
<W> Wink
w/ With
W/B Welcome Back
W/E Whatever
w/o Without
W3C World Wide Web Consortium
W40k Warhammer 40k (a minatures wargame)
W8 Wait
WB Welcome Back
Warner Brothers
WB Network (a TV channel)
WCW World Championship Wrestling
WFM Works For Me
Wait For Me
WH Warhammer (a minatures wargame)
WHFB
WFB
Warhammer Fantasy Battles (a minatures wargame)
WHFO When Hell Freezes Over
WIP Work in Progress
WOMBAT Waste of Money, Brains, And Time
WoW World of Warcraft (an MMORPG)
WRT With Regard To
WTB Want To Buy
WTD Want To Deal
WTF

What The F*ck / Who The F*ck / When The F*ck / Why The F*ck / Where The F*ck

WTFN Why The F*ck Not
WTFTMI Way The F*ck Too Much Information
WTG
W2G
Way To Go
WTH What The Hell?
WTMI Way Too Much Information
WTT Want To Trade
WU? What's Up
WWE World Wrestling Entertainment
WWF World Wildlife Federation (and formerly World Wrestling Federation)
WWJD What Would Jesus Do
WWW World Wide Web (the internet)
WWYD What Would You Do?
WYSIWYG What You See Is What You Get
xlnt Excellent
XOXO hugs & kisses
Y2k Year 2000
YFF Your Friend Forever
YFLT Your Friendly List Tyrant (nickname for discussion list moderators)
YHBW You Have Been Warned
YHTBT You Had To Be There
YK You Know
YKWIM You Know What I Mean
YM Yahoo Messenger
YMMV Your Mileage May Vary
YOLO You Only Live Once
YT? You There?
zzz sleep