butt belch 

A fart; the audible passing of gas out one's anus; flatulence, particularly when audible

After eating a lot of beans, I ripped a major butt belch.

butt belch by nordicman72 February 19, 2009

butt belcher 

one whom forces out extremely loud, obnoxious farts in mixed, public company.

The guy at the game was obnoxious enough without having to be a dang butt belcher. fart

butt belcher by Bhinesley March 12, 2016

buttbelch 

This is the sound that a gay mans asshole makes when his lover pulls the meat out.

-Exit Meat
-Exit fart-like belch

buttbelch by Ricky Harris October 5, 2003