What is Surprise Bowel Movement?
1.
aka SBM, when you think you are just going to the bathroom to take a piss, and you unexpectedly have the urge to poop.
"Dude, what took you so long to piss? Did you fall in?!"
"Nah man, I had a Surprise Bowel Movement."
See
Random Words:
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An acronym for a girl who is all of the following:
Fat, Ugly, Disgusting, Gross, Eww.
holy shit that girl was fat ugly disgusting and ..
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A round, doughnut-shaped pillow for people with hemorrhoids to sit on to protect their sensitive anues. Usually just "doughnut.&quo..
