fdofllapm 

fall down on floor laughing like a psycho maniac!

used in online games esp. RuneScape

dude1: yo wassup? *ignoring the fact that dude2 is firemaking*

dude2: fdofllapm!!! are u THAT oblivious?!?! rofl!

fdofllapm by Deathzilla7 January 9, 2008