When one lets out a little sneeze and poops. Also can be called a bean sneeze. When you snizzle so hard your beans strain and piddle comes out so fast it hurts.
(On the balcony of the resaurant in Scottsdale AZ)

P: " Theres poop on my finger"
A: "What? Poop sneeze?"
by spidertots August 20, 2011
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When one has a massive need to take a dump, but upon arrival at the toilet. The need goes away.
by Tdolph December 1, 2010
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A sneeze accompanied by a simultaneous and unintentional poop
After buying a maritime drinks package, Peter got hammered and sneeze pooped himself.
by cleananoos5000 March 17, 2013
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