When a girl that has a flabby ass uses tight jeans to hold the ass in place. You can still tell as it is trashy. Like a garbage bag overflowing, if the jeans ever exploded, you would have a mess. Abbreviated as GBA
Matt: Jeff do you think my ex-girlfriend is hot?
Jeff: Not really.
Matt: Why the f**k not?
Jeff: She has a major case of garbage bag ass.
Jeff: Not really.
Matt: Why the f**k not?
Jeff: She has a major case of garbage bag ass.
by mattcrabbe December 4, 2010

The indulgence of foods that do not agree with you resulting in flatulence and forceful excrement within a short time frame of consumption.
by anonymous January 2, 2021

An adjective typically used to describe someone who is both inept and useless at video games or any form of competition in such a way that it causes severe anger to those involved with said described person.
(The Garbage Ass Trashbagger gets bodied within 5 seconds)
Steve: This guy sucks at this game
James: Did he really lose that quick?! This guy is a straight up Garbage Ass Trashbagger
Steve: This guy sucks at this game
James: Did he really lose that quick?! This guy is a straight up Garbage Ass Trashbagger
by The Icon September 7, 2018

A woman who sleeps with men just for their looks. Or, a woman who just wanna get high and fuck all the time.
“ mane that garbage ass hoe so going bruh.”
“ mane all that garbage ass hoe wanna do is get high and suck sum dick.”
“ mane all that garbage ass hoe wanna do is get high and suck sum dick.”
by Sumuneverhad June 25, 2021
