In Facebook, a short form is also used to shorten a long word. The short form of words used in facebook helps to communicate in an easy way.
Here is a list of a short form of words used in facebook:
1NAM – One in a million
2MORO – Tomorrow
2N8 – Tonight
404 – No clue
5N – Fine
AAB – Average at best
AAK – Alive and kicking
AAMOF – As a matter of fact
AAR – At any rate
ADL – All day long
AEAE – And ever and ever
AEAP – As early as possible
AFAIK – As far as I know
AFC – Away from computer
AFK – Away from keyboard
AKA – Also known as
ANY1 – Anyone
AS – Age/Sex/Location
ASAP – As soon as possible
ASIC – As soon as I can
ASL – Age/Sex/Location
ATM – At the moment
B/C – Because
B/W – Between
B4 – Before
B4N – Bye for Now
BA3 – Battery
BAU – Business as usual
BB – Bye Bye
BBIAB – Be back in a bit
BBL – Be back later
BBS – Be back soon
BCNU – Be seeing you
BD – Big deal
BEG – Big evil grin
BF – Boyfriend, or best friend
BFF – Best Friends Forever
BFN – Bye for now
BG – Big grin
BMS – Blew my sh*t
BMT – Before my time
BOT – Back on topic
BRB – Be Right Back
BRB – Be right back
BTW – By the way
CFY – Calling for you
CTN – Can’t talk now
CTS – Changing the subject
CU – See you
CUL – See you later
CUZ/COZ/CAUSE – Because
CYA – Cover You’re A**
CYA – See you again
CYE – Check your email
CYL – Call you later
CYO – See you online
CYS – Check your settings
DI – Download
DIKU – Do I know you
DIY – Do it yourself
DND – Do not disturb
DQMOT – Don’t quote me on this
Dunno – Do not know
EMFBI – Excuse me for butting in
EOM – End of message
EOS – End of story
ETA – Estimated time of arrival
F2F – Face to face
FAB – Fabulous
FAQ – Frequently asked questions
FBO – Facebook official
FTL – For the loss
FTW – For the win
FWD – Forward
FWIW – For what it’s worth
FYEO – For your eyes only
FYI – For your information
Fab – Fabulous
G2B – Going to bed
GAL – Get a life
GBTW – Get back to work
GFY – Good for you
GG – Good game
GIYF – Google is your friend
GJ – Good job
GL – Good luck
GM – Good morning
GMV – Got my vote
GN – Goodnight
GNASD – Goodnight and sweet dreams
GONNA/GUNNA – Going to
GR8 – Great
GTG – Got to go
GTH – Go to h*ll
HAND – Have a nice day
HBU – How about you
HF – Have fun
HMB – Hit me back
HMU – Hit me up
HTH – Here to help
HTH – Hope this helps
HU – Hug you
HW – Homework
IAC – In any case
IACL – I am currently laughing
IC – I see
ICQ – I seek you
ICYDK – In case you didn’t know
IDAFAIK =As far as I Know
IDC – I don’t care
IDGI – I don’t get it
IDK – I don’t know
IIRC – If I recall correctly
IIRC – If I remember correctly
IIRC – If I recall correctly
IKR – I know, right?
ILY – I love you
IM – Instant message
IMHO – In my humble opinion
IMO – In my opinion
IRL – In real life
IS – I’m sorry
ISO – In search of
ITT – In this thread
IYDMMA – If you don’t mind me asking
J/K – Just kidding
JAM – Just a minute
JJ – Just joking
JK – Just kidding
JOOC – Just out of curiosity
KK – Okay cool
KU – Kiss you
KYP – Keep you posted
L8 – Late
L8R – Later
LAM – Leave a message
LDR – Long distance relationship
LI – LinkedIn
LLAH – Laughing like a hyena
LMA – Leave me alone
LMAO – Laughing my a*s off
LMHO – Laughing my head off
LMK – Let me know
LMS – Like my status
LNG – Long
LOL – laugh out loud
LOL – Laughing out loud
LTNS – Long time no see
LU – Love you
M/F – Male/Female
M8 – Mate
MMB – Message me back
MSG – Message
MT – Modified tweet
MU – Miss you
MW – On my way
MYOB – Mind your own business
NC – No comment
NE1 – Anyone
NOOB – Newbie
NOYB – None of your business
NP – No problem
NSFW – Not safe for work
NTN – No thanks needed
NVM – Never mind
NWS – Not work safe
OH – Overheard
OMG – Oh my God
OMW – On my way
OOF – Out of office
OOT – Off topic
OP – Original poster
ORLY – Oh really
OT – Off topic
PC – Personal computer
PLZ – Please
PIC – Picture
PLS – Please
PLZ – Please
PM – Private message
PMSL – P*ssing myself laughing
POS – Parent over shoulder
POV – Point of view
PPL – People
PTFO – Passed the f** out
Pic – Picture
Q4U – Question for you
QT – Cutie
R8 – Right
RBTL – Read between the lines
RE – Regarding
RIP – Rest in peace
RL – Real life
ROFL – Rolling on the floor laughing
RSVP – Response requested
RT – Real time
S2R – Send to receive
SD – Sweet dreams
SEC – Second
SFW – Safe work
SMH – Shaking my head
SRY – Sorry
SS – So sorry
STR8 – Straight
SU – Shut up
SUP – What’s up
SWW – Sorry wrong window
Sec – Second
TC – Take care
TCO – Taken care of
TG – That’s great
THO – Though
THX – Thanks
TIA – Thanks in advance
TMI – Too much information
TTFN – Ta Ta For Now
TTYL – Talk to you later
TTYN – Talk to you never
TTYS – Talk to you soon
TXT – Text
TY – Thank you
TYT – Take your time
Tho – Though
W/E – Whatever
W8 – Wait
W8AM – Wait a minute
WB – Welcome back
WD – Well done
WRU – Who are you
WTF – What the fuck
XOXO – Hugs and kisses
Y – Thank you
Y – Why
YCM – You copied me
YNT – Why not
YOLO – You only live once
YSIC – Why should I care?
YSVW – You are so very welcome
YT – YouTube
YW – You’re welcome
ZZZ – Sleeping