:OX (Shhh! It's a secret)

AAMOF (as a matter of fact)
AFAICT (as far as I can tell)
AFK (away from keyboard)
AI (as if)
ASAP (as soon as possible)
ASL (age/sex/location)
ATM (at the moment)

BFN (bye for now)
BBIAF (be back in a flash)
BH (better half)
BOL (best of luck)
BRB (be right back)
BRBGP (be right back, gotta pee)
BTG (big toothy grin)
BTW (by the way)
BYKTA (bet you knew that already)

CMIIWB (correct me if I'm wrong but...)
CSOMN (coke/coffee shooting out my nose)
CTN (can't talk now)
CYGIR (can't you get it right?)
CYL (see ya later)

DH (dear/darling hubby)
DILLIGAS (do I look like I give a s t)
DNS (did nothing stupid)
DNW (did nothing wrong)
DW (dear/darling wife)

EM (e-mail me)
EMRN (e-mail me right now)
EOL (end of lecture)
EOLNGAL (end of lecture, now get a life)
ETP (explain that please!)

FAQ (frequently asked questions)
FITB (fill in the blank)
FND (fools never differ)
FSD (fools seldom differ)
FUBAR (f*cked up beyond any repair)
FWIW (for what it’s worth)
FYI (for your information)

G (grin or giggle)
GA (go away)
GAADCB (go away and don't come back)
GAL (get a life)
GALALMA (get a life and leave me alone)
GBU (god bless you)
GDR (grin, duck and run)
GH (giggling hard)
GL (good lord)
GMTA (great minds think alike)

HB (hurry back)
HTH (hope this helps)

IA (i agree)
IAC (in any case)
IAE (in any event)
IANAL (i am not a lawyer)
IMO (in my opinion)
IMAO (in my arrogant opinion)
IMHO (in my honest/humble opinion)
IMNSHO (in my no so humble opinion)
IOW (in other words)
ISS (i'm so sure)
ISSYGTI (i'm so sure you get the idea)
ISYPOV (i see your point of view)
ITA (i totally agree)
ITYNTESS (i think you need to eat some SPAM)

JJ (just joking)
JK (just kidding)
JTUMLTK (just thought you might like to know)

KWIM (Know what I mean)
K (ok)
KYFC (keep your fingers crossed)

L (laugh)
LMAO (laughing my ass off)
LMK (let me know)
LOL (laughing out loud)
LSHMBA (laughing so hard my belly aches)
LTM (laughing to myself)
LTHTT (laughing too hard to type)

MHIOTY (my hat is off to you)

NRN (no reply needed, or, no reply necessary)

OHFN (outtahere for now)
OIC (oh, I see)
OMG (oh my gawd/goodness)
OO (over and out)
OT (off topic)
OTD (out the door)
OTOH (on the other hand)

PEBCAK (problem exists between chair and keyboard)
PLS (please)
PPL (people)
PMFI (problem magically fixed itself)
POS (parents over shoulder)
POV (point of view)
PWL (peeing with laughter)
P911 (my parents are coming, watch your language)

QI (quit it)
QTRN (quit that right now)

RNR (rock and roll)
ROTFLMAO (rolling on the floor laughing my ass off)
ROTFLMCAO (rolling on the floor laughing my cute ass off)
ROTFLOL (rolling on the floor laughing out loud)
ROTFPMPLMAO (rolling on the floor, peeing my pants, laughing my ass off)
RSN (real soon now)
RTFM (read the f*cking manual)

S (smile)
SAE (set an example)
SITD (still in the dark)
SO (significant other)

TA/SA (Teacher / Sibling Alert)
TAYL (talk at ya later)
THNX (thanks)
TIA (thanks in advance)
TIC (tongue in cheek)
TMI (too much info)
TF (too funny)
TTFN (ta ta for now)
TTTT (these things take time)
TTYL (talk to you later)
TY (thank you)
TYVM (thankyou very much)

UYLT (unless youlike that?)

VG (very good)

W (whatever)
WB (welcome back)
WDYT (what do you think)
WYSIWYG (what you see is what you get)

XN (example needed)

YAI (you're an idiot)
YAL (you're a loser)
YB (you're bad)
YGTI (you get the idea)
YMNS (you make no sense)
YR (yeah, right)
YSW (yeah, sure, whatever)

Z (zoink!)