A discrete inuendo which at first meant to give someone a hand job while nutting in their ass. But now is used as a more general term for an incredibly sexual action which can be used in any contexts due to the ambiguity of the phrase.
Tom, get on the ladder.
I got on the ladder last night.
When a retard tries to spell buffoon
Retard: You bafun
Idiot: You bafoon, don't even know how to spell bafoon
Dumbass: You fucking baffoons, it's spelled B A F F O O N S
Normal person: Buffoon, it is spelled, buffon.