a machine with a metal pipe connecting your wee-wee tip to your rectum. So when the operator of the machine ejaculates, all the semen funnels into his asshole in the hope of making the operator pregnant.
Rick: "Did you know Steve had a baby even though he's a man?"
Nick: "Yeah I heard he used a nut-butt contraption to make that happen."
Rick: "Damn, well how about that."
by the all-knowing boof May 25, 2023
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a white substance that comes from a males butt
there was butt nut dripping from his leg
by Edac$ definition April 7, 2023
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When he fucks you, and you find yourself on the toilet pushing his cum out of you. Specifically, cum with little crumbs of shit
Sorry babe, I took forever in the bathroom wiping butt nut off of myself. Let's cuddle <3
by WeaveEater May 25, 2023
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Butt nut is when you put water in your ass with a shower and then i then it drops out again after a while.
i had a nasty butt nut an now my undies are wet
by YeetBoye April 16, 2018
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