1.if u tickle my bumhole, i may poop, or fart
2.I was peeing and my sphincter caused me to flatulate
2.I was peeing and my sphincter caused me to flatulate
by kal August 9, 2004

by Nimic April 16, 2006

by Dave Butler June 1, 2006

A ringlike muscle that normally maintains constriction of a body passage or orifice and that relaxes as required by normal physiological functioning.
by mastershake211 April 14, 2006

A viral infestation of asshole behavior. Extremely ubiquitous. No known cure but sure working on one.
by Dr. AntiSphincter May 17, 2010

by Poopstain@yahoo.com March 15, 2015
