nervous sphincter

an asshole that is producing little, meekly farts

You got a nervous sphincter there boy. C'mon, let 'er rip!

by King Shit January 19, 2003

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sphincter monkey

one who swings from butt trees

Hey you sphincter monkey, shut the fuck up.

by Jon Williams II December 5, 2003

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One who makes a hobby of exploring and studying the cave that is surrounded by the annular muscle (i.e., the ass)and able to contract or close a bodily opening. A poostabber. A male homosexual/anal invader.

My friend Paul is a sphincter spelunker, thus he is constantly washing feces off his weener.

by Carter Jordan September 27, 2004

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sphincter-buster

A shit so large, it rips one or more of the circular muscles in the anus on its way out. This usually causes bleeding and mild to intense discomfort.

Male 1 (In the restroom): Call an ambulance!
Male 2: Why?
Male 1: I just had a sphincter-buster! My anus is bleeding and I cant sit down!

by BobotheClown December 14, 2008

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Dirk Nowitzki's Sphincter

The butt hole of NBA superstar Dirk Nowitzki.

Johnny- Dude Dirk Nowitzki is so good!
Tim- I hear Dirk Nowitzki's sphincter is rancid as hell.
Johnny-.....what?
Tim- I mean, yeah he is really good.

by Fillet-o-fetus April 28, 2010

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