Anything that evokes a strong feeling of disgust or repulsion and/or a person who perpetually ruins good times. Butt Onions can also be used to describe your strong feelings as to what is "uncool" or just plain awful and unpleasant.
"Don't go in there, Joe just ripped a butt onion"
Allen : "Wanna ding dong and ditch?"
Burt : "Nah man we'll get caught"
Chris: "Burt, don't be such a butt onion."
"That movie was terrible!" "Yeah, totally butt onions."
Allen : "Wanna ding dong and ditch?"
Burt : "Nah man we'll get caught"
Chris: "Burt, don't be such a butt onion."
"That movie was terrible!" "Yeah, totally butt onions."
by NzappaZap June 11, 2013

by KKnD June 4, 2015

Guy 1 : I've just had one of those dumps when the wiping was never ending.
Guy 2 : You mean an onion shit. It's like peeling layers off an onion.
Guy 2 : You mean an onion shit. It's like peeling layers off an onion.
by tnyflgs November 16, 2013

by KK Stanky Peach October 28, 2017

Yo dude that chick I've been seeing just gave me the raddest onion job I've ever had while we were watching Shrek 2. She's a total fuckin ogre at heart man.
by ShrekLove69 November 29, 2016

by kalcaunniag October 11, 2011

by LMgamer36 October 5, 2020
