Instant Messaging Acronyms

  • AFAIK   As Far As I Know
  • AKA   Also Known As
  • ASAP   As Soon As Possible
  • BAK   Back At Keyboard
  • BBL   Be Back Later
  • BCNU   Be Seeing You
  • B4N   Bye For Now
  • BRB   Be Right Back
  • BTW   By The Way
  • F2F   Face To Face
  • FWIW   For What It's Worth
  • FYA   For Your Amusement
  • FYI   For Your Information
  • GFY   Good For You
  • GGBB   Gotta Go Bye Bye
  • GL   Good Luck
  • GMTA   Great Minds Think Alike
  • G2G   Got To Go
  • GTGB   Got To Go Bye
  • ILU  Love You
  • IDK   I Don't Know
  • IM   Instant Message
  • IMHO   In My Humble Opinion
  • IMO   In My Opinion
  • INALB   I'm Not A Lawyer But
  • IOH   I'm Outta Here
  • IOW   In Other Words
  • IRL   In Real Life
  • ITS   I Told You So
  • KIT   Keep In Touch
  • LOL   Laughing Out Loud
  • LTL   Lets Talk Later
  • LTNC   Long Time No Chat
  • LTNS   Long Time No See
  • LU   Looking Up
  • MAYB  Maybe
  • NM   Nothing Much
  • NP   No Problem
  • NRN   No Reply Necessary
  • NYO   Need Your Opinion
  • PDQ   Pretty Darn Quick
  • PLS   Please
  • PMFJI   Pardon Me For Jumping In
  • POS   Parents Over Shoulder Change Subject
  • POV   Point Of View
  • ROTFL   Rolling On The Floor Laughing
  • RSN   Real Soon Now
  • RTFM   Read The "Fascinating" Manual
  • TIA   Thanks In Advance
  • TMI   Too Much Info
  • TTFN   Ta Ta For Now
  • TTYL   Talk To You Later
  • TTYS   Talk To You Soon
  • TU   Thank You
  • TX   Thanks
  • TY   Thank You
  • TYVM   Thank You Very Much
  • YMMV    Your Mileage May Vary (different luck)
  • UKW   You Know Who
  • U   You
  • U2   You Too
  • UW   You Wish
  • WB   Welcome Back
  •  :-)

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Abbreviation Meaning

 Numbers & Characters

? I have a question
? I don't understand what you mean
;S Gentle warning, such as "Hmm? what did you say?"
@TEOTD At the end of the day
.02 My (or your) two cents worth
143 I love you
19 Zero hand (online gaming)
20 Meaning 'location'
2G2BT Too good to be true
2MI Too much information
404 I don't know
411 Meaning 'information'
420 Lets get high
420 Meaning "Marijuana"
4COL For crying out loud
4EAE Forever and ever 
4NR Foriegner 
^5 High-five
555 Sobbing, crying. (Mandarin Chinese txt msgs)
55555 Crying your eyes out (Mandarin Chinese txt msgs)
88 Bye-bye (Mandarin Chinese txt msgs) 
9 Parent is watching
 

 A

A3 Anytime, anywhere, anyplace
AAF As a matter of fact
AAK Asleep at keyboard
AAMOF As a matter of fact
AAMOI As a matter of interest
AAP Always a pleasure
AAR At any rate
AAS Alive and smiling
AASHTA As always, Sheldon has the answer (Bike mechanic Sheldon Brown)
ACD ALT / CONTROL / DELETE
ACK Acknowledge
ADD Address
ADN Any day now
ADR Address
AEAP As early as possible
AFAIK As far as I know
AFK Away from keyboard
AFPOE A fresh pair of eyes
AIGHT Alright
AISB As it should be
AISI As I see it
AKA Also known as
ALCON All concerned
AML All my love
AOTA All of the above
AOYP Angel on your pillow
ASAP As soon as possible
A/S/L Age/sex/location
ASL Age/sex/location
ASLA Age/sex/location/availability
AT At your terminal
ATM At the moment
ATSITS All the stars in the sky
ATSL Along the same line (or lines)
AWC After awhile crocodile
AWOL Away without leaving
AYDY Are you done yet?
AYEC At your earliest convenience
AYOR At your own risk
AYSOS Are you stupid or something?
AYT Are you there?
AYTMTB And you're telling me this because
 

 

B8 Bait (person teased or joked with, or under-aged person/teen)
B/F Boyfriend
B/G Background (personal information request)
B4 Before
B4N Bye for now
BAK Back at keyboard
BAS Big 'butt' smile
BAU Business as usual
BB Be back
BBIAF Be back in a few
BBIAM Be back in a minute
BBIAS Be back in a sec
BBL Be back later
BBN Bye, bye now
BBS Be back soon
BBT Be back tomorrow
BC Because
BCNU Be seeing you
BCOS Because
BD Big deal
BDN Big darn number
BEN Big evil grin
BF Boyfriend
BF Best friend
BFF Best friends forever
BFD Big freaking deal
BFG Big  freaking grin
BFN Bye for now
BG Big grin
BGWM Be gentle with me
BIBO Beer in, beer out
BIF Before I forget
BION Believe it or not
BIOYN Blow it out your nose
BISFLATM Boy, I sure feel like a turquoise monkey! (unverified)
BLNT Better luck next time
BM&Y Between me and you
BOL Best of luck
BOLO Be on the look out
BOOMS Bored out of my skull
BPLM Big person little mind
BRB Be right back
BRD Bored
BRT Be right there
BTA But then again
BTDT Been there, done that
BTW By the way 
BWL Bursting with laughter 
BYOB Bring your own beer 
BYOC Bring your own computer
 
 C
C&G Chuckle & grin
CD9 Code 9, Meaning "parents are around"
CICO Coffee in, coffee out
CID Crying in disgrace
CMAP Cover my a** partner (online gaming)
CMIIW Correct me if I'm wrong
CMON Come on
CNP Continued (in) next post
COB Close of business
COS Because
C/P Cross post
CP Chat post (or continue in IM)
CR8 Create
CRB Come right back
CRBT  Crying really big tears 
CRS  Can't remember stuff
CSG Chuckle, snicker, grin
CTC Care to chat?
CU See you too
CU See you
CU2 See you
CUA See you around
CUL See you later
CULA See you later alligator
CUL8R See you later
CWYL Chat with you later
CYA See you
CYAL8R See you later
CYO See you online
 
 D  
DD Dear (or Darling) daughter
D/L Download
DL Download
DL Down low
DLTBBB Don't let the bed bugs bite
DEGT Don't even go there
DH Dear (or Darling) husband
DIIK Darned if I know
DIKU Do I know you?
DM Doesn't matter
d00d Dude
DQMOT Don't quote me on this
DS Dear (or Darling) son
DTS Don't think so
DV8 Deviate
DW Dear (or Darling) wife
DYOR Do your own research (common stock market chat slang)
 
 E  
EBKAC Error between keyboard and chair
EF4T Effort
EG Evil grin
EMA E-mail address
EMFBI Excuse me for butting in
EMSG E-mail message
ENUF Enough
EOD End of day
EOL End of life
EOM End of message
EVA Ever
EZY Easy
 
 
F2F Face to face
F2T Free to talk
FBM Fine by me
FC Fingers crossed
FICCL Frankly I couldn't care a less
FISH First in, still here
FITB Fill in the blank
FOMC Falling off my chair
FOMCL Falling off my chair laughing
FRT For real though
FTBOMH From the bottom of my heart
FUBAR Fouled up beyond all recognition
FUBB Fouled up beyond belief
FWIW For what it's worth
FYEO For your eyes only
FYA For your amusement
FYI For your information
 
 G
G Grin
G Giggle
G/F Girlfriend
G2CU Good to see you
G2G Got to go
G2R Got to run
G9 Genius
GA Go ahead
GAL Get a life
GB Goodbye
GBU God bless you
GDR Grinning, ducking, and running
GD/R Grinning, ducking, and running
GFI Go for it
GF Girl friend
GFN Gone for now
GG Gotta Go
GG Good Game (online gaming)
GGP Got to go pee
GIAR Give it a rest
GIC Gift in crib (online gaming)
GIGO Garbage in, garbage out
GJ Good job
GL Good luck
GL/HF Good luck, have fun
GLNG Good luck next game
GMBA Giggling my butt off
GMTA Great minds think alike
GN Good night
GNSD Good night, sweet dreams
GOI Get over it
GOL Giggling out loud
GR8 Great
GRL Girl
GR&D Grinning, running and ducking
GT Good try
GTG Got to go
GTRM Going to read mail 
GTSY Great (or good) to see you
 
 H
H&K Hugs & kisses
H2CUS Hope to see you soon
H8 Hate
HAGN Have a good night
HAGO Have a good one
HAND Have a nice day
HB Hurry back
HF Have fun
HHIS Head hanging in shame
HOAS Hold on a second
HRU How are you?
HTH Hope this helps
HUB Head up butt
HV Have
 
 I
IAC In any case
IAE In any event
IANAL I am not a lawyer
IB I'm back
IB I'm back
IC I see
ICAM I couldn't agree more
ICBW It could be worse
ICEDI I can't even discuss it
IDK I don't know
IDTS I don't think so
IDUNNO I don't know
IG2R I got to run
IGN I (I've) got nothing
IGP I got to (go) pee
IIRC If I remember correctly
ILBL8 I'll be late
ILU I love you
ILUM I love you man
ILY I love you
IM Instant message
IMAO In my arrogant opinion
IMHO In my humble opinion
IMNSHO In my not so humble opinion
IMO In my opinion
IMS I am sorry
IMTM I am the man
INAL I'm not a lawyer
IOMH In over my head
IOW In other words
IRL In real life
IRMC I rest my case
IUSS If you say so
IWALU I will always love you
IYKWIM If you know what I mean
IYO In your opinion
IYSS If you say so
 
 J
j00r Your
JAC Just a sec
JFF Just for fun
JIC Just in case
JJA Just joking around
JK Just kidding
JMO Just my opinion
JP Just playing 
JTLYK Just to let you know
JW Just wondering
 
 K
K8T Katie
k/b Keyboard
KB Keyboard
KB Kick butt (online gaming)
KEWL Cool
KEYA I will key you later
KEYME Key me when you get in
KISS Keep it simple, stupid
KIT Keep in touch
KOC Kiss on cheek
KOL Kiss on lips
KOTC Kiss on the cheek
KOTL Kiss on the lips
KNIM Know what I mean?
KPC Keeping parents clueless
 


 

Abbreviation Meaning
 L
l33t Leet, meaning 'elite'
L8R Later
L8RG8R Later, gator
LD Later, dude / Long distance
LEMENO Let me know
LERK Leaving easy reach of keyboard
LGH Lets get high
LHM Lord help me
LHO Laughing head off
LMAO Laughing my a** off
LMBO Laughing my butt off
LMIRL Lets meet in real life
LMK Let me know
LOL Laughing out loud
LOL Laughing out loud
LSHMBH Laugh so hard my belly hurts
LTNS Long time no see
LTS Laughing to self
LQTM Laughing quietly to myself
LY Love ya 
LYLAS Love you like a sis
 
 M
M8 Mate
MEGO My eyes glaze over
MFI Mad for it
MIRL Meet in real life
MNC Mother nature calls
MorF Male or female?
MOS Mother over shoulder
MSG Message
MTF More to follow
MTFBWU May the force be with you
MUAH Multiple unsuccessful attempts (at/to) humor
MUSM Miss you so much
MYOB Mind your own business
 
  N
n00b Newbie
N1 Nice one
NADT Not a darn thing
NBD No big deal
NBFAB No bad for a beginner (online gaming)
NC Nice crib (online gaming)
NE Any
NE1 Anyone
NFM None for me / Not for me
NH Nice hand (online gaming)
NIFOC Naked in front of computer
NIMBY Not in my back yard
NLT No later than
NM Nothing much / Never mind
NMH Not much here
NMU Not much, you?
NO1 No one
NOYB None of your business
NP No problem
NR Nice roll (online gaming)
NRN No response/reply necessary
NT Nice try
NVM Never mind
NW No way
NWO No way out
 
 O
O Opponent (online gaming)
OIC Oh, I see
OL Old lady
OM Old man
OMG Oh my God
OMGYG2BK Oh my God, you got to be kidding
OMW On my way
OO Over and out
OOH Out of here
OOTD One of these days
OOTO Out of the office
OP On phone
ORLY Oh really?
OTB Off to bed
OTFL On the floor laughing
OTL Out to lunch
OTOH On the other hand
OTT Over the top
OTTOMH Off the top of my head
OTW Off to work
OVA Over
 
 P
P Partner (online gaming)
P911 Parents coming into room alert
PAW Parents are watching
PCM Please call me
PDH Pretty darn happy
PDS Please don't shoot
PDQ Pretty darn quick
PITA Pain in the a**
PLMK Please let me know
PLS Please
PLU People like us
PLZ Please
PM Private Message
PMFI Pardon me for interrupting
PMFJI Pardon me for jumping in
PMSL Pee myself laughing
POAHF Put on a happy face
POS Parent over shoulder
PPL People
PROLLY Probably
PRON Meaning pornography
PRT Party
PRW People/parents are watching
PTL Praise the Lord
PTMM Please tell me more
PXT Please explain that
PU That stinks!
PZ Peace
 
 Q
Q Queue
QIK Quick
QSL Reply 
QSO Conversation
QT Cutie
 
 R
RL Real life
RLY Really
RME Rolling my eyes
ROFL Rolling on floor laughing
ROFLMAO Rolling on the floor, laughing my a** off
ROTFL Rolling on the floor laughing
ROTFLUTS Rolling on the floor laughing unable to speak
RSN Real soon now
RTFM Read the freaking manual
RUOK Are you okay?
 
 S
S2R Send to receive (meaning send me your picture to get mine)
SAL Such a laugh
SC Stay cool
SETE Smiling Ear-to-Ear
SH Same here
SHID Slapping head in disgust
SICNR Sorry, I could not resist
SIG2R Sorry, I got to run
SIS Snickering in silence
SIT Stay in touch
SLAP Sounds like a plan
SMHID Scratching my head in disbelief
SNAFU Situation normal all fouled up
SNERT Snot nosed egotistical rude teenager
SO Significant other
SOL Sooner or later
SOMY Sick of me yet?
SOT Short of time
SOTMG Short of time, must go
SOWN Someone with me
SPK Speak
SRSLY Seriously
SPST Same place, same time
SRY Sorry
SS So sorry
SSDD Same stuff, different day
SSIF So stupid it's funny
SSINF So stupid it's not funny
STR8 Straight
STW Search the Web
SUITM See you in the morning
SUL See you later
SUP What's up?
SWAT Scientific wild a** guess
SWL Screaming with laughter
SWMBO She who must be obeyed. Meaning wife or partner
SYL See you later 
SYS See you soon
 
 T
T+ Think positive
TA Thanks a lot
TAFN That's all for now
TAM Tomorrow a.m.
TAU Thinking about u (you)
TBC To be continued
TBD To be determined
TBH To be honest
TC Take care
TCB Take care of business
TCOY Take care of yourself
TGIF Thank God it's Friday
THX Thanks
THNX Thanks
THNQ Thank-you
TIA Thanks in advance
TIAD Tomorrow is another day
TIC Tongue-in-cheek
TILIS Tell it like it is
TLK2UL8R Talk to you later
TMB Text me back
TMI Too much information
TMOT Trust me on this
TMWFI Take my word for it
TNSTAAFL There's no such thing as a free lunch
TNT Til next time
TOJ Tears of joy
TOY Thinking of you
TPM Tomorrow p.m.
TPTB The powers that be
TSNF That's so not fair
TSTB The sooner, the better
TTFN Ta ta for now
TTTT These things take time
TTYAFN Talk to you awhile from now
TTYL Talk to you later
TTYS Talk to you soon
TU Thank you
TY Thank you
TYT Take your time
TYVM Thank you very much
 
 U
^URS Up yours
UCMU You crack me up
UFN Until further notice
UGTBK You've got to be kidding
UKTR You know that's right
UL Upload
UR Your / You're
URH You are hot (U R Hot)
URTM You are the man
UV Unpleasant visual
UW You're welcome
 
 V
VEG Very evil grin
VFF Very freaking funny
VFM Value for money
VGC Very good condition
VIP Very important person
VM Voice mail
VN Very nice
VNH Very nice hand (online gaming)
VRY Very
VSF Very sad face
VWD Very well done (online gaming)
 
 W
W/ With
WAM Wait a minute
WAN2TLK Want to talk
WAREZ meaning pirated (illegally gained) software
WAS Wild a** guess
WAYF Where are you from?
W/B Write back
WB Welcome back
WBS Write back soon
WC Who cares
WCA Who cares anyway
W/E Whatever
W/END Weekend
WE Whatever
WH5 Who, what, when, where, why
WIBNI Wouldn't it be nice if
WDALYIC Who died and left you in charge
WDYK What do you know?
WDYT What do you think?
WIIFM What's in it for me?
WISP Winning is so pleasurable
WITW What in the world
WIU Wrap it up
WK Week
WKD Weekend
WRT With regard to
W/O Without
WOMBAT Waste of money, brains and time
WRK Work
WRUD What are you doing?
WTB Wanted to buy
WTF What the **** ?
WTG Way to go
WTGP Want to go private (talk out of public chat area)
WTH What the heck?
WTM Who's the man?
WU? What's up?
WUCIWUG What you see is what you get
WUF? Where are you from?
WWJD What would Jesus do?
WWYC Write when you can
WYGAM When you get a minute
WYHAM When you have a minute
WYLEI When you least expect it
WYSIWYG What you see is what you get
 
 X
X Kiss
XOXOXO Hugs & Kisses
XLNT Excellent
 
 Y
YA Your
YBIC Your brother in Christ
YBS You'll be sorry
YCMU You crack me up
YF Wife
YG Young gentleman
YGG You go girl
YGBKM You've got to be kidding me
YIU Yes, I understand
YKWYCD You know what you can do
YL Young lady
YMMV Your mileage may vary
YR Your
YR Yeah right
YRYOCC You're running your own cuckoo clock
YSIC Your sister in Christ
YSYD Yeah sure you do
YT You there?
YTG You're the greatest
YW You're welcome
YWHNB Yes, we have no bananas
 
 Z
ZOT Zero tolerance
ZUP Meaning "What's up?"
ZZZZ Sleeping (or bored)
 

Abbreviation Meaning
<3 heart
404 I haven't a clue
ADN Any day now
AFAIK As far as I know
AFK Away from keyboard
ARE Acronym-rich environment
ASAP As soon as possible
A/S/L? Age/sex/location?
B4N Bye for now
BAK Back at the keyboard
BAS Big a** smile
BBIAB Be back in a bit
BBL Be back later
BBN Bye bye now
BBS Be back soon
BEG Big evil grin
BF Boy friend
BFD Big f***ing deal
BFN Bye for now
BG Big grin
BIBO Beer in, beer out
BIOYIOP Blow it out your I/O port
BL Belly laughing
BMGWL Busting my gut with laughter
BOTEC Back-of-the-envelope calculation
BRB Be right back
BTA But then again...
BTDT Been there, done that
BTW By the way
BWL Bursting with laughter
BWTHDIK But what the heck do I know...?
CICO Coffee in, coffee out
C&G Chuckle and grin
CNP Continued in next post
CRB Come right back
CRBT Crying real big tears
CU See you
CUL See you later
CUL8ER See you later
CYA See ya
CYA Cover your ass
CYO See you online
DBA Doing business as
DFLA Disenhanced four-letter acronym (that is, a TLA)
DL Dead link
DLTBBB Don't let the bed bugs bite
DIKU Do I know you?
DITYID Did I tell you I'm distressed?
DOM Dirty old man
DOS Dozing off soon
DQMOT Don't quote me on this
DTRT Do the right thing
DWB Don't write back
EG Evil grin
EMFBI Excuse me for butting in
EMSG E-mail message
EOM End of message
EOT End of thread (meaning: end of discussion)
ETLA Extended three-letter acronym (that is, an FLA)
F2F Face to face
FAQ Frequently-ask question(s)
FC Fingers crossed
FISH First in, still here
FLA Four-letter acronym
FMTYEWTK Far more than you ever wanted to know
FOMCL Falling off my chair laughing
FTBOMH From the bottom of my heart
FUBAR F***ed up beyond all repair or recognition
FUD Fear, Uncertainty, and Doubt
FWIW For what it's worth
FYI For your information
G Grin
GA Go ahead
GAL Get a life
GIGO Garbage in, garbage out
GD&R Grinning, ducking, and running
GF Girlfriend
GFN Gone for now
GGP Gotta go pee
GIWIST Gee, I wish I'd said that
GL Good luck
GMAB Give me a break
GMTA Great minds think alike
GOL Giggling out loud
GTRM Going to read mail
GTSY Glad to see you
H&K Hug and kiss
HAGN Have a good night
HAND Have a nice day
HHIS Hanging head in shame
HIG How's it going
HT Hi there
HTH Hope this helps
HUB Head up butt
IAC In any case
IAE In any event
IANAL I am not a lawyer (but)
IC I see
IGP I gotta pee
IHA I hate acronyms
IHU I hear you
IIRC If I recall/remember/recollect correctly
ILU or ILY I love you
IM Immediate message
IMCO In my considered opinion
IMHO In my humble opinion
IMing Chatting with someone online usually while doing other things such as playing trivia or other interactive game
IMNSHO In my not so humble opinion
IMO In my opinion
IMS I am sorry
IOW In other words
IPN I'm posting naked
IRL In real life (that is, when not chatting)
ITIGBS I think I'm going to be sick
IWALU I will always love you
IYSWIM If you see what I mean
J4G Just for grins
JBOD Just a bunch of disks (like redundant array of independent disks, etc.)
JIC Just in case
JK Just kidding
JMO Just my opinion
JTLYK Just to let you know
k ok
KISS Keep it simple stupid
KIT Keep in touch
KOTC Kiss on the cheek
KOTL Kiss on the lips
Abbreviation Meaning
KWIM? Know what I mean?
L8R Later
L8R G8R Later gator
LD Later, dude
LDR Long-distance relationship
LHO Laughing head off
LLTA Lots and lots of thunderous applause
LMAO Laughing my a** off
LMSO Laughing my socks off
LOL Laughing out loud
LRF Little Rubber Feet (the little pads on the bottom of displays and other equipment)
LSHMBH Laughing so hard my belly hurts
LTM Laugh to myself
LTNS Long time no see
LTR Long-term relationship
LULAB Love you like a brother
LULAS Love you like a sister
LUWAMH Love you with all my heart
LY Love ya
LY4E Love ya forever
MorF Male or female
MOSS Member of the same sex
MOTOS Member of the opposite sex
MTF More to follow
MUSM Miss you so much
NADT Not a darn thing
NFG No f*****g good
NFW No feasible way or no f*****g way
NIFOC Naked in front of computer
NP or N/P No problem
NRN No response necessary
OIC Oh, I see
OLL Online love
OMG Oh my God
OTF Off the floor
OTOH On the other hand
OTTOMH Off the top of my head
PANS Pretty awesome new stuff (as opposed to "POTS")
PAW Parents are watching
PCMCIA People can't master computer industry acronyms
PDA Public display of affection
PEBCAK Problem exists between chair and keyboard
PIBKAC Problem is between keyboard and chair
PITA Pain in the ass
PM Private message
PMFJIB Pardon me for jumping in but...
POAHF Put on a happy face
::POOF:: Goodbye (leaving the room)
POTS Plain old telephone service
PU That stinks!
QT Cutie
RL Real life (that is, when not chatting)
ROR Raffing out roud (Engrish for "laughing out loud")
ROTFL Rolling on the floor laughing
ROTFLMAO Rolling on the floor laughing my a** off
ROTFLMAOWPIMP Rolling on the floor laughing my a** off while peeing in my pants
ROTFLMBO Rolling on the floor laughing my butt off
RPG Role-playing games
RSN Real soon now
RT Real time
RTFM Read the f***ing manual
RYO Roll your own (write your own program; derived from cigarettes rolled yourself with tobacco and paper)
S^ S'up - what's up
S4L Spam for life (what you may get when you become someone's customer or client)
SHCOON Shoot hot coffee out of nose
SEG S***-eating grin
SETE Smiling ear to ear
SF Surfer-friendly (low-graphics Web site)
SHID Slaps head in disgust
SNAFU Situation normal, all f***ed up
SO Significant other
SOL Smilling out loud or sh*t out of luck
SOMY Sick of me yet?
SOT Short on time
SOTMG Short on time must go
STFW Search the f*****g Web
STW Search the Web
SU Shut up
SUAKM Shut up and kiss me
SUP What's up
SWAG Stupid wild-a** guess
SWAK Sealed with a kiss
SWL Screaming with laughter
SYS See you soon
TA Thanks again
TAFN That's all for now
TANSTAAFL There ain't no such thing as a free lunch
TCOY Take care of yourself
TFH Thread from hell (a discussion that just won't die and is often irrelevant to the purpose of the forum or group)
TGIF Thank God it's Friday
THX Thanks
TIA Thanks in advance (used if you post a question and are expecting a helpful reply)
TILII Tell it like it is
TLA Three-letter acronym
TLK2UL8R Talk to you later
TMI Too much information
TNT Till next time
TOPCA Til our paths cross again (early Celtic chat term)
TOY Thinking of you
TPTB The powers that be
TTFN Ta-Ta for now
TTT Thought that, too (when someone types in what you were about to type)
TTYL Talk to you later
TU Thank you
TY Thank you
UAPITA You're a pain in the ass
UW You're welcome
VBG Very big grin
VBSEG Very big s***-eating grin
WAG Wild a** guess
WAYD What are you doing
WB Welcome back
WBS Write back soon
WDALYIC Who died and left you in charge?
WEG Wicked evil grin
WFM Works for me
WIBNI Wouldn't it be nice if
WT? What/who the ?
WTFO What the F***! Over!
WTG Way to go!
WTGP? Want to go private?
WU? What's up?
WYSITWIRL What you see is TOTALLY WORTHLESS IN REAL LIFE!
WUF? Where are you from?
WYSIWYG What you see is what you get
YBS You'll be sorry
YGBSM You gotta be s***tin' me!
YMMV Your mileage may vary.
YW You're welcome