Butt Onion 

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."

Butt Onion by NzappaZap June 11, 2013

Butt Onion 

A butt onion is someone that absolutely sucks

Man Jacob’s a Butt Onion

Butt Onion by $@muraibeñdy January 27, 2021

ONION BUTT 

an ass so beautiful, it makes you cry.
(ass sliced onions do)
An ass that is so mesmerizing to look at that it gives you an instantaneous chubby.

Check out the onion butt on that slut!

ONION BUTT by weave April 2, 2003

Onion-Butt 

An Onion-Butt is ther perfect ass on a woman or man. The word Onion-Butt has said to make the grown man cry because it is so beautiful.

Damn, that girl got an Onion-Butt!!!

Onion-Butt by Steve Y October 19, 2005

onion butt 

So beautiful it makes a nigga wanna cry.

"wow, thats an onion ass, im tearin up baby"

onion butt by nitey March 29, 2005

onion butt 

Someone who has an ass so fine it makes you want to cry.

"I like girls with big tits and an onion butt!"

onion butt by angeleyes228 January 8, 2012

onion butt 

A booty that makes one's eyes water

Yo, that girl got an onion butt.

onion butt by Jakethesnake July 13, 2006