Sphincter slam

When you fart so loudly both your butt cheeks close simultaneously

Most of the night you want to go to the bathroom & do a sphincter slam but you don't for fear it'll wake up the neighborhood

by Faithmoriahfaith June 16, 2015

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Sphincter Check

When something makes your anus clinch up because it is discomforting.

by Tropical Glyph November 13, 2017

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If the universe is infinite, anywhere could be the centre of the universe, so your asshole could be the centre of the universe.

Have you heard of the Sphincter Centric Theory? My asshole is the centre of the universe!

by jacobrh3 December 06, 2021

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Size up your Sphincter trunk cause you ain't got the life of a tree trunk you arsehole, shit just got in your way

by Wibblewobble October 25, 2023

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A girl with a large (long) nose. A nose large enough that it tickles your asshole while she performing deep oral sex in the 69 position.

Wow look at the sphincter tickler on her!

by The more u know March 06, 2024

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A workout where you clench your anus repeatedly to build stronger butthole muscles

Thomas accidentally let another fart slip out in class today. He should start doing 30 sphincter crunches every morning to build a stronger ass core.

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The physical pain caused after over exercising and/or overheating the anal canal

"Did you hear about Debbie's Eviscerated Sphincter?"

by CHROME POLE October 12, 2019

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