look up any word, like cunt:
 
1.
Perhaps the only joke that crosses all known cultures, races, and religions. A formula for laughter as old as comedy itself, fatty fall down occurs when a fatass falls over.
Dick: "Dude, did you see that lard butt tumble off the stairs?"

Johnson: "Yeah, dude, everyone was laughing their asses off. Even the fat guy was, and he was shaking like a plate of Jell-O."

Dick: "Fatty fall down never fails, man."
by Harry Manasses March 04, 2012