butt breath 

Common insult with obvious implications. The insult is meant not only to indicate someone who who is stupid and / or offensive, but also one who would do an act which would render their breath like someone else's butt.

Hey, butt breath! Move your car.

butt breath by Frank Klaune January 23, 2005

butt breath 

To breathe in a males/females anus & have breath of an anus

"Richard has butt breath"

"Dude, you got some major butt breath"

butt breath by TheCan June 30, 2014

Butt Breath Homo 

A man or Male identifying person who performs fellatio after the penis has been inside an ass, and does not brush their teeth afterwards.

Thomas: Did you talk to Alex today?
Ryan: unfortunately, his breath smelled like a bum shit in his mouth.
Thomas: Yeah, what a Butt Breath Homo.

Butt Breath Homo by woodstock69 February 19, 2025

butt breathing 

the act of which you bend over, letting air pass freely in and out of your butt hole.

Ariel was really gassy, so she tried butt breathing to relieve herself.

butt breathing by jjoinky February 1, 2010

Butt Breather 

An unconscious person... but is still breathing.

Paramedics: "On scene with a 38 year old female unconscious but breathing."
Nurses in the ER: "We got another butt breather."

Butt Breather by anonymous April 22, 2022

Butt Breather 

A person who is just the worst.

"I hate Nancy. She's a total butt breather."

Butt Breather by greenhairedturtle May 26, 2018

Butt Breather

A person who still smokes in 2025

The term draws from the 2025 “butt breathing” (enteral ventilation) human trials, where scientists tested delivering oxygen through the rectum to patients whose lungs could no longer function properly.

“Quit hacking up a lung, you butt breather.”
“Don’t queue up yet, the butt breather needs his smoke break.”
“Even with all the new research and treatments out there, he’s still a butt breather.”
“She says she’s quitting next week — classic butt breather line.”

Butt Breather by 219cry0 October 23, 2025