Definitions by The Real BigCat

Roflcockslap 

The action of cock-slapping someone while rolling on floor laughing, usually at them or at their exspense. Commonly used in online games by the victorious to the defeated.

"Wow I am going to have to roflcockslap your team now kiddo"

Roflcockslap by The Real BigCat March 27, 2009