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1.
Oh My Fucking Ass God

Most extreme version of omg, omfg. Currently the MOST extreme.

Note: this word is not actually said, the abbreviation is only used in typing, for example, in a chat room
Hold on... I think I'm getting hacked... OMFAG!! I just lost control of my other computer: it's going berserk!! OMFAG... it's transferring all my confidential files!! SHIT.
by PathDaemon April 29, 2004