I am going to make a list of all the abbreviations known on VMK.

A:
Afaik (As far as I know)
Afk (Away from computer/keyboard)
Asap (As soon as possible)
ATIS (Advnentures trough innerspace)
ATM (At the moment)

B:
Bbl (Be back later)
Brb (Be right back)
Brt (Be right there)

C:
Ctf (Capture the flag)
Cya (See ya)

D:
Dc (Disconnect)
DCA (Disney California Adventure)

E:

F:

G:
Gg (Good Game/Good Going)
Gmta (Great minds think alike)
Gtg (Got to go)

H:
HKDL (Hong Kong DisneyLand)
HSM (High School Musical)

I:
Idk (I don't know)
Imho (In my humble/honest opinion)
Imo (In my opinion

J:

K:

L:
Lol (Laugh out loud)
Ltns (Long time no see)

M:

N:
Np (No problem)

O:
Oic (Oh I see)
Omg (Oh my gosh)

P:

Q:

R:
R (Are)
Rofl (Rolling on the floor laughing)

S:

T:
TKDL (Tokyo DisneyLand)
Ttfn (Ta ta for now)
Ttyl (Talk to you later)
Ty (Thank you)

U:
U (You)

V:
VMK (Virtual Magic Kingdom)

W:
Wb (Welcome back)

X:

Y:
Yw (Your welcome)
Ywvm (Your welcome very much)

Z:


Please post the words that I am missing and I will add them.

gmta - great minds think alike

ctf - capture the flag

brt - be right there

i- imo? idk don't what it stands for lol

imo- in my opinion
ywvm- your welcome very much

oic- oh i see

idk- I don't know

vmk = Virtual Magic Kingdom

bbl - Be back later
yw - your welcome
ttfn - ta ta for now ( Tigger )

asap = As Soon As Possible

ATIS = Adventure Thru Innerspace

cya = See Ya

dc = Disconnect/Disconnected/Disconnection

DCA = Disney's California Adventure

hkdl = Hong Kong Disneyland

HSM = Highschool Musical

imho = In My Honest Opinion

TDL = Tokyo Disneyland

wb = Welcome Back

(This is a good idea, but I think you should also post what the abbreviations stand for alongside the entries in your first post.)

tyvm -thank you very much

imho = In My Honest Opinion
I always thought that was "in my humble opinion."

I always thought that was "in my humble opinion."

In my h and h opinion, it can apply to both.

I'll add all of these as soon as I get back from school, today!

gtg - got to go
ltns - Long time no see

omg works (I think it as oh my gosh)
and VMK must be capitalized to work in VMK.

brb: be right back
g2g: got to go
gg: good game, good going
ltns: long time no see
ty: thank you
yw: you're welcome
np: no problem

ATM - At The Moment

Some people get confused when I say that :P