bum clap 

When two bum cheeks slap together as air is passed through the anus.

Jerry just had the loudest bum clap.

bum clap by LaLa1982 March 19, 2014

bum clapwang 

tasty bum clapwang

huge bum clapwang

bum clapwang by wink wink ur a chink January 24, 2020

Clappy Bum 

When a person farts and is sounds like someone is clapping in a fast manner

"pfffffffft"
sam: "that sounded like you we giving an applause"
leigh " I have clappy bum"

Clappy Bum by Harleykat August 10, 2016