sphincter finger

The finger that is used to insert into a sphincter. Commonly this finger has a slight discoloration to it, similar to that of a carmel choc bar

I noticed one of Bob's fingers were slighly discolored, that must be his sphincter finger.

Paul loved Bob's sphincter finger and how it made him feel when it is inserted into his sphincter

by Swine Doctor June 12, 2011

sphincter muscle

The muscle that holds your asshole shut. To call a person a sphincter muscle is very offensive. Your basically calling someone a asshole.

Man check out that woman over there yelling at those kids for fishing near her precious boat. She is a sphincter muscle and needs to stop talking shit.

by jimmybomm October 19, 2020

sphinkter

the fictional 80's band as portrayed by the Backstreet Boys in their music video for the song "Just Want You To Know"

medical terminology defines the group of muscles near the central anus as something quite different than it is to the american youth these days. Today we will document the addiction to this anatomically correct heavy metal band
SPHINKTER!!!

by BSBfan87 September 14, 2005

sphincter infantry

the pubic hair that is around ones asshole

Damnit it hurts to pluck sphincter infantry!!

by JohncashwithanAK September 10, 2005

Duck Shunter

One who enjoys shafting ducks up teh ass...primarily aimed at an odd individual of emo or strange likeness to animals..

"To shunt a duck, is to shunt duck, but to shunt a cow is totally wrong.."

by LFG September 20, 2004

sphincterbater

A sphincterbater although sometimes female, is usually a male of homosexual preferences that gets a feeling of exctasy out of fingering their own anus.

MrPhat was caught by his mother sphincterbating the other night.

by ZEN 1 March 1, 2005

sphincter blink

An involuntary response to an action or stimulus.

I do a sphincter blink every time I hear a car backfire.

by Herb N. Dictionary October 25, 2002