sphincter

a muscular ring that closes a bodily opening

I had to shit the runs during the whole date with that babe last night. I kept thinking "Sphincter, don't fail me now!"

by King Shit January 19, 2003

ass sphincter says what

Something people say to entice the other party in to saying "what." Thus, making them an ass sphincter

person #1: "Ass sphincter says what?"
Person #2: "what?!"
Person #1: "Ha ha, you are an ass
sphincter!!"

by diceyj February 5, 2004

sphincter

muscle in ur bumhole that acts like a railroad switch tie to direct the output

1.if u tickle my bumhole, i may poop, or fart
2.I was peeing and my sphincter caused me to flatulate

by kal August 9, 2004

sphincter blossom

the picturesque look of the anus ring as it opens like a flower to expel shit/semen/gerbils etc.

you shoudda seen dat swollen sphincter blossom drip after I blew my load in her azz.

by ebony luvr July 11, 2003

sphinctometer

1. A device for measuring the degree to which one is an asshole.

2. A device for measuring the degree to which one is full of shit.

"Wow, Buck, that story just sent the sphinctometer needle into the brown!"

by biggs33 December 9, 2008

sphincter fairy

A Mystical being known to come from the anal realm; see also - Ass Fairy

One night i awoke from a deep sleep and found a disgusting creature with wings flying around my bed, when it realized i was looking at it, it then vanished into my naked rear end. it obviously was a sphincter fairy.

by Niggerlipped turdburglin' guy July 29, 2011

sphincter jinxed

After eating something questionable, whether it is excessively spicy or expired, and expecting devastating gastrointestinal repercussions from doing so. After telling someone you are surprised you survived unscathed, soon after the food wreaks havoc on your sphincter.

John: "I had some atomic sauce monday and nothing bad has happened yet."
one hour later
John: "I retract my statement about the atomic sauce btw"
Jeff: "haha you got sphincter jinxed, I am adding that to urban dictionary"

by Kissel Krooner June 19, 2013