<3

Love, i.e. "I <3 New York" (looks like a sideways heart)

</3

Broken Heart / Hearted, i.e. "She left me and I'm </3"

asap

As Soon As Possible

a/s/l

what's your Age, Sex, and Location?

atm

At The Moment

b4

Before

bbl

Be Back Later

bf

Boyfriend

brb

Be Right Back

btw

By The Way

cu

See You

d/w

Don't Worry

dl, d/l

Download, Downloading; ALSO "down low"

f2f

Face To Face

ffs

For F…ck‘s sake!

fyi

For Your Information

gf

Girlfriend

g2g

Got to Go

hw

Homework

idk

I Don't Know

irl

In Real Life

jk, j/k

Just Kidding

k, kk, ok

Okay, alright

kit

Keep In Touch

kthx

Okay Thanks

l8r

Later (Goodbye)

lmao

Laughing My Ass Off

lmfao

Laughing My Freakin Ass Off

lol

Laughing Out Loud

ltns

Long Time No See

lyl

Love Ya Lots!

lylab

Love Ya Like A Brother

lylas

Love Ya Like A Sister

mwah

a Kiss (the sound "mwa")

nc, n/c

No Comment

n/m

Never Mind

np

No Problem

omg!

Oh My Gosh!, Oh My God!

pls, plz

Please

pm

Private Message

ppl

People, i.e. "lotsa ppl do that"

qt

Cutie

rl

Real Life

rofl

Rolling On Floor Laughing

thx

Thanks

ttyl

Talk To You Later

ty

Thank You

tyt

Take Your Time (common reply to brb)

u

You

ul, u/l

Upload or Uploading

ur

Your

w/e

Whatever

wb

Welcome Back

weg

Wicked Evil Grin

wtgp?

Want To Go Private? (go to private message?)

wth?

What The Heck? or What The Hell?

xoxo

Hugs and Kisses (X's are kisses and O's are hugs)

ybs

You'll Be Sorry

yt?

You There?

yw

Your Welcome