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1.
Roll the fuck on the floor laughing my fucking ass off

(A longer and more effective version of ROFL)

When someone tells a exceptionally funny joke over instant messaging or commenting on youtube
Guy1:hey your not supposed to shoot us zombies in zombie mod we just want a hug :)

Guy2:RTFOTFLMFAO
by I win a penguin December 25, 2009

Words related to RTFOTFLMFAO

cool funny game lol