by Lost Endeavor February 18, 2009
its where you have your testicles surgically removed (by a doctor) and placed in to your ass cheeks to supply padding and comfort when I sit or lay
"I went to the doctors and had Butt Nuts now its less painful when I fall on my ass and more comfort when I sit down"
by Sargent Gamer May 30, 2016
When a man inserts his penis so far into a woman’s anal canal and all there is to see is the woman’s butt and mans nuts.
by Game Changer C June 22, 2022
When ones ball sack is so big that you can hit them from behind ones butt which cause temporary stinging pain.
by Jax in the box June 06, 2011
When she examined her anus in the shower, her fingers encountered a butt nut the size of a soy bean.
by Al January 24, 2003
One who is nuts for butts, that is, an anal sex enthusiast. Can refer to straight or gay people, though it is likely to be taken as offensive when used to describe a gay person.
Remember that girl I started hooking up with at the party? Turns out she's a total butt-nut. Fortunately, she's really anal about personal hygiene.
by Vulgaris Tunge April 01, 2005
by Teegeay October 22, 2010