Fartburn

The fecal residue left in one's underpants resulting from overindulgence of food and/or drink.

"Man, I ate me some good ole beans and it gave me the worst fartburn! My wife had to bleach my underwear twice just to get the stains out."

by XtremeJokes October 9, 2008

Fartburn

A heartburn variant, Having horrid, musty, hot farts and a tremendous heartburn simultaneously.

"Man, I was up all fucking night with horrible fartburn, I was painfully passing butt fumes, whilst having horrible hiatial hernia hairy heartburn"

by Opie78 June 3, 2018

Fartburn

When you fart and it burns your rectum

Dude the chilli gave me fartburn i cant sit down

by bandana darren February 17, 2019

fartburn

when a fart is so strong that it "burns" the nose hair of those around you.

"Dude, you totally gave me fartburn with that one! Take your stinky self outside!"

by AlaskaFisherman July 11, 2009