Top definition
When 2 heavy-set flamboyant fellas play a game of keep away with the winner achieving immorality by putting his pee pee in the others poop chute. Very nice.
Dude 1: bro you wanna play rainbow rumpus with me?
Dude 2: Carl it's been 3 months...I'm not doing it till you clean your asshole
by John Daniel 4 135 May 09, 2018
Get the mug
Get a rainbow rumpus mug for your father Manafort.