Top definition
When vegans fart, generally their body is so clean, they don't produce very odor-ful farts. Therefore you are just smelling regular ol oxygen from someone's butt.
Beyonce just farted, bruh, what do? Bruh, sniff that shit, that's only booty oxygen.
by YashaRO January 21, 2018
Get the mug
Get a booty oxygen mug for your daughter Riley.