A loud and attention grabbing display of public affection in a very very sexual manour usually involving loud slurping of the male or female genitalia
by Nautical wizard February 21, 2015

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
Dude 2: Carl it's been 3 months...I'm not doing it till you clean your asshole
by John Daniel 4 135 May 9, 2018

Verb; derived from the noun ‘Rumpus’, meaning to face your arse towards someone. Coined by the legendary Harry Edward Styles in New York 10/4/21
by Harry Styles #1 disciple October 5, 2021

by Jeremy van foreskin October 19, 2022

For those time you want to feel a wet, juicy rumpus... Rumpus is a mythical fruit from the land of hightown and plays a pivotal role in the movie "Midge and the Rump". If you see a Rumpus, you shall have no qualms.
by HightownHustler June 2, 2018
