Top Definition
When you take a shit and it's so enormous that it sticks out of the water in the toilet bowl, like the dorsal fin of a shark. Commonly found in low-capacity flush toilets.
It's always a shock to look down in the toilet and see a dookie shark staring up at you.
#dookie #dooky #shit #poop #feces #turd #chocolate hot dog
by Mister Tibbs January 27, 2013
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