An abnormal, large or otherwise life-threatening bowel movement, such that all actions and interactions currently being undertaken must be put on hold (i.e. the 'show' must be 'stopped') in order to take care of one's business, lest the aforesaid movement take care of itself.
"That burrito was so big, I could tell it was going to be a real show stopper."
by "dirty deeds done dirt cheap" December 9, 2005
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When a man is about to bust his nut but he pulls out and covers his dick hole with his thumb to plug the flow
Sam pulled the "show stopper" on Kim to keep from impregnation.
by StiffPeter1015 October 17, 2022
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When a male of the human species spontaneously defecates during orgasm. A supposedly real medical condition that will in most cases have the dubious honor of immediate ejection from the bedroom or life of a sex partner.
He was boning Janice when he dropped a "show stopper" then she kicked him out.
by erickonphoenix January 22, 2009
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A person who walks into a room and it goes quiet; not because they are beautiful, but because they ruin everybody else's good time.
She is such a show stopper - everytime she is present all she does is talk about herself and ruin everyones good time.
by Chi-Chi Train November 15, 2006
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when a femal gives oral sex to a male while the male is watching tv, and after the femal is done delivoring oral sex the male bashes her head into the tv repeatedly.
Dang i need a new tv.

why?
me and my girlfriend did a show stopper.
by baba white sheep June 16, 2009
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Desperately needing to shit but finding oneself constipated.
I was on the shitter for 2 hours trying to bust through this Texas show stopper.
by Dick Onchin July 17, 2022
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When you're banging a girl doggy style and she's about to climax, grab her by the ankles, stand her on her head and cram your fist down her dank exit hole, thus ruining her orgasm.

Also see Inverted Particle Accelerator for more sexually deviant partners.
Hey man, why is your girlfriend walking so funny?

I gave her the classic inverted show stopper last night and now her pelvis is out of alignment
by Whirlybird McFartsalot March 24, 2021
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