Top definition
A knife stored near the toilet to chop giant concrete turds that would otherwise clog the toilet. Poop knives should be dull (since an accidental skin laceration would result in infection) and long-handled. Poop knives should never be used during the bowel movement.
You may want to find something else to butter your toast with, for that is my poop knife.
by Sheridan Bucket June 28, 2008
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2
a knife that is usually used for cutting up big fat turds stuck in the toliet after someone has been constipated for a long period of time.
who left poop on my poopknife?
by olaf the pimp December 10, 2006
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The vengeful act of crapping on a lover's chest while they sleep.

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