omfg

means "oh my fucking god". Used when surprised and when omg just is not enough.

"omfg did you see Chris today? He is sooo hot!"

by zachwtflmao February 06, 2019

OMFG!!!111eleventy thats a cow?!?!

by Bastard April 01, 2003

omfg your a big fat brat

by skater chick July 18, 2009

the screwed up version of omg which invokes blasphemy.

"omfg i totally screwed this up"
"cut the -fucking- next time jackass."

by Fearall November 29, 2007

O=OH
M=MY
F=F*cking
G=GOD
used by 1337 speakers for a short.

liek omfg teh xnieper is elite!111

omfg ur nub -_-

omfg, u staele my piez0r!1

by 1337z0r May 02, 2006

Oh my fucking gosh (dont use God!Its Bad to use God's name in vain)
used when ur REALLY suprised!

Ppl txting:

Chick: Watcha Doin?

Dude: IDK

Chick: Whats ur sis's name?

Dude: IDK

Chick: OMFG! U DONT KNOW ANYTHING!

by some efin biotch September 24, 2011