AAMOF  -  as a matter of fact
AF  -  Aunt Flo (menstrual period)
AFAIC  -  as far as I'm concerned
AFAICT  -  as far as I can tell
AFAIK  -  as far as I know
AFK  -  away from keyboard
AIUI  -  as I understand it
ASAP  -  as soon as possible
ATM  -  at the moment
 
 
B2W  -  back to work
BAK  -  back at keyboard
BBL  -  be back later
BFN  -  bye for now
BF  -  boyfriend
BFD  -  big ‘freaking’ deal
BITMT  -  but in the meantime
BOM  -  buddy of mine
BRB  -  be right back
BRH  -  be right here
BTDT  -  been there done that
BTW  -  by the way
 
 
C4N  -  ciao for now
C&G  -  chuckle and grin
CRS  -  can't remember sh*t
CDIWY  -  couldn't do it without you
CY / Cya  -  see ya
CYA  -  cover your as*
CTTD  -  cute things they do
CUL8R  -  see you later
CWOT  -  complete waste of time
 
 
DB  -  dear brother
DBiL  -  dear brother-in-law (sister-in-law)
DC  -  dear children
DD  -  dear daughter
DDiL  -  dear daughter-in-law
DF  -  dear friend
DGC  -  dear grand children
DGK  -  dear grand kids
DH  -  dear husband
DK  -  dear kids
DS  -  dear son / sister
DSD  -  dear step-daughter
DSS  -  dear step-son
DW  -  dear wife
DIY  -  do it yourself
DLTBBB  -  don't let the bed bugs bite
DSDF  -  different strokes for different folks
 
 
EOD  -  end of discussion
EOF  -  end of file
EOM  -  end of message
EMSG  -  email message
ETA  -  edited to add
 
 
F2F  -  face to face / friend to friend
FAQ  -  frequently asked questions
FIL  -  father-in-law
FOAF  -  friend of a friend
FOCL  -  falling off the chair laughing
FOM  -  friend of mine
FUA  -  frequently used acronyms
FUBAR  -  ‘fouled’ up beyond all repair
FWIW  -  for what it's worth
FYEO  -  for your eyes only
FYA  -  for your amusement
FYI  -  for your information
 
 
G&Bit  -  grin & bear it
GA  -  go ahead
GAL  -  get a life
GBTW  -  get back to work
GD&WVVF  -  grinning, ducking, & walking very, very fast
GF  -  girl friend
GFC  -  going for coffee
GFETE  -  grinning from ear to ear
GMBO  -  giggling my butt off
GMTA  -  great minds think alike
GR&D  -  grinning, running & ducking
GTG  -  got to go
GTRM  -  going to read mail
GTSY  -  glad to see you
 
 
H&K  -  hugs and kisses
HAGD  -  have a good day
HAGN  -  have a good night
HAGWK  -  have a good weekend
HAND  -  have a nice day
HTH  -  hope this helps
 
 
IAC  -  in any case
IAE  -  in any event
IC  -  I see
ICOCBW  -  I could, of course, be wrong
IDGI  -  I don't get it
IIRC  -  if I recall correctly
IMO  -  in my opinion
IMHO  -  in my humble/honest opinion
IOW  -  in other words
INPO  -  in no particular order
IRL  -  in real life
ISP  -  internet service provider
ISTM  -  it seems to me
IYKWIM  -  if you know what I mean
IYSWIM  -  if you see what I mean
 
 
JIC  -  just in case
JFYI  -  just for your information
JK  -  just kidding
JMO  -  just my opinion
JTLYK  -  just to let you know
 
 
KISS  -  keep it simple stupid
KIT  -  keep in touch
KMA  -  kiss my as* (or "it’s a freebee!")
KWIM  -  know what I mean?
 
 
LHM  -  Lord help me
LHU  -  Lord help us
LHUA  -  Lord help us all
LMAO  -  laughing my as* off
LMBO  -  laughing my butt off
LMHO  -  laughing my head off
LOL  -  laughing out loud
LOLPMP  -  laughing out loud - peed my pants
LOML  -  light (love) of my live
LOTI  -  laughing on the inside
LSHMBB  -  laughing so hard my belly is bouncing
LSHMBH  -  laughing so hard my belly hurts
LTNS  -  long time no see