debris expelled from the anus post anal sex consisting of mostly ejaculatory fluid.
some gay men are scared to have sex hastily for fear of excess butt nut
by Teegeay October 21, 2010
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a nut that sometimes comes out of your butt. perhaps after a raging party, or something.
Ashaya: Awh man, last night was awesome!

Skylar: I Know right? There's one disadvantage to partying too hard.

Ashaya: Oh yeah? Whats the disadvantage?

Skylar: Butt-Nuts. =\ Came out this morning, what the hell did we even do last night?

Ashaya: Not sure, musta been good though.
by causeeveryothernameistaken April 24, 2010
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n. a slang term for "homosexual"
he's a decent fella and everything, but listening to all that Ricky Martin means he must be a butt nut
by docks6 October 17, 2003
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When someone likes your bootay and suddenly you shit on their face
Kasandra was licking me asshole when suddenly she hit the perfect spot and I pooed in her mouth it was the best butt nut I’ve ever done
by Haylson meateater August 7, 2018
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when you wipe from the front, and you get butt on your nut.
Jon wiped from the front, and now he has butt nut.
by ZachyD September 19, 2003
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1. an abnormality of a hermaphodite, that has a testicle growing out of their anus.
Hey, Look at that guy in the thong! Is that a bad case of hemmroides or what?
No, It just has a butt-nut.
by uglyman February 16, 2005
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