bust ass

to rip an unprecdentedly large fart, one that sounds like a large plane has just flown overhead

also see busting ass

past tense: busted ass

"Hold on to your hats everyone, I have to bust ass"

"Damn, it sounds like a grizzly bear growling in here! No, it was just dad busting ass again"

"My ol' man busted ass so hard it woke me up!"

by weeze November 16, 2004

bust ass

A woman whose breast cleavage looks like someone's buttocks.

Damn, wigga! Your woman's gotta bust ass. You best keep her off the beach.

by fucwad April 25, 2004

busting ass

To bust someone's ass. To severely beat them in a particular activity. Often used when speaking about sports.

Damn, Chris Paul just hit another And 1. He is busting ass right now.

by packman889 May 15, 2011

bust ass

As a noun: a fart; as a verb: to fart, or sometimes to involuntarily emit a spray of fecal matter.

I busted ass can you smell it

by Anonymous June 17, 2003

bust ass

Slang terminology for the word fart.
1) To bust ass.
2) The act of busting ass.
3) To have busted ass.

1) Fuck, I gotta bust ass.
2) I just busted ass!

by Phill McRacken January 12, 2003

bust ass

To fracture a donkey or mule.

I wa fiddin to go to town bu my mule wouldnt move so then i was fiddin to bust its ass.

by termanda January 14, 2004

bust ass

to fart; passing gas; flatulating

I was sitting on the couch with my girlfriend when all of a sudden she busted ass. It smelled like a dead animal.

i needed to bust ass so bad while I was waiting in line at the bank, but instead I waited until I was outside and finally let one rip.

by TheMaskedPhantom November 12, 2012