Rotten Bottom 

A rotten bottom, is when you eat so much Junk food, your farts are pure rotten smelling. The kind of smell that stains your pants and the air.

Damn Joey, is there a dead body in here? Oh snap it's just your rotten bottom.

Rotten Bottom by Smell queen April 5, 2023

Rotter-bottom 

when a batty smells like pure sewage water

your gyal has a rotter-bottom

Rotter-bottom by lil pennypiper March 25, 2019

Rotten Bottem cherry 

When a fat person wears a red shirt tucked into black shorts. Also if the person gets a red face that matches his shirt durning physical activities

Yo Pedro why da fuck is u tucking in ur shirt, u look like a rotten bottem cherry.

Rotten Bottem cherry by Mr. Wipe Me Down October 26, 2007