Fartpiss 

The act of expelling liquid from the anus during PMG (personal methane generation) often caused by large consumption of alchohol and fast food.

Yah the fartpiss after my McBinge last night was god awful, I told you not to let me eat that shit when i'm wasted!

Fartpiss by HiltMagnet May 15, 2011

fartoisseur 

Connoisseur of farts, one with a rich knowledge and ability to distinguish different people's farts based on: taste, smell, and tone.

Person 1: "Did you eat onions for dinner last night?"

Person 2: "yeah, how did you know?"

Person 1: "I could taste it in your flatulence,I am a fartoisseur."

fartoisseur by #1 fartoisseur February 28, 2010

Fartissimo 

1. Noun: An extremely loud and powerful fart that commands admiration and deference.

2. Adj: Shockingly loud, commanding - used especially as a description of farts.

The conductor raised his hands as the audience quieted in anticipation and to their profound amazement he unleashed a fartissimo!

Greg made a strong effort and managed a good loud fart, but Jacob's was fartissimo!

Fartissimo by onehandcrabbing November 15, 2011

fartpussy 

a gay man's asshole

Oooh, look at him. I bet he has a nice, tight fartpussy.

fartpussy by UUUUUU April 4, 2009

farpiss 

To fart while pissing.

"I farpissed in Borders."

farpiss by pester April 18, 2005

Fartissue

A person who had a real issue with farting and seems to have no control over the problem.

"Oh my gosh...he has a total fartissue".

"Dude, like enough with you and your fartissue".

Fartissue by kdcinsb October 7, 2010

fartissimo 

a butt-trumpet blast for the ages.

it might not be silent, but it's perfectly capable of still being deadly.

The winner of the vegetarian chili-chomping contest soon found her downfall as her bum began to play in fartissimo, to the delight and dismay of her companions.

fartissimo by Haystack October 28, 2015