Top Definition
Laughing

My

Dum

Fucking

Ass

Off

Used by many aim users nowadays.
Did you see that guy trip?

H3ll yeah...LMDFAO
by ~Truth~ June 07, 2009
1 more definition
8 Words related to LMDFAO
Laughing My Damn Fucking Ass Off
Akito: why the HELL am i in this box?! aaahhhh!
Sana: ha ha LMDFAO!!!
by kurata sana August 19, 2008

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