Top definition
LYFAO; LAUGHING YOUR FUCKING ASS OFF
George said it was so funny that you were LYFAO, dude!
by mia.dancer January 26, 2009
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2
LYFAO (Laughing Your Fucking Ass Off) is commonly known as a contrapositive of LMFAO (Laughing My Fucking Ass Off). Except that the other person is saying "LMFAO on YOUR side!!!"

(ProTip: They meant "LYFAO")
Passenger: "Why are you driving on the left side of the street?"

Driver: "OMGRLY? LMFAO!"

Passenger: "LMFAO on YOUR side! I mean...LYFAO!!!"
by DickDangerous September 29, 2012
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