Booty Bongos 

Performance in which a woman's ass cheeks are utilized in a manner are manipulated in a fashion most similar to a Cuban percussion instrument consisting of a pair of single-headed, open-ended drums attached to each other. Similar to the bongo drums, the booty bongos are It is most often played by hand however differ in that they make no discernable sound unless the woman is naked or the booty bongo player is very strong or an “ass slapper”

This pretty fit girl tried to give me a goodbye hug, but I was like- "nah girl, I'm feeling the beat and am gonna play those booty bongos instead"

Booty Bongos by P Diddy $ <3 S.C. June 15, 2011

Bongo Booty 

A bongo booty is when you go over to your partner's house and smack and play their butt like a pair of bongo drums.
The correct way of this action is lay them down on their front exposing their {Sweet and sexy} buttock and you smack down like if it were playing a pair of bongo drums.

Most over ways do not count. If you're hitting her bum with an external object which isn't a hand it is called Drum Bum because of it's similarity of being played like a drum-set being hit by a drum stick

Friend:"hey what are you doing tonight?"
Friend2:"I'm going to my girlfriend's to play her bongo booty"
Friend:"Weirdo"

Bongo Booty by Jumi - {EUW-leagueoflegends} March 29, 2019