1 definition by Mr. Jenkins FoShizzle

any matter that is stuck between the left and right buttock, particularly coarse material that makes it uncomfortable to walk, sit, or perform daily tasks.
Guy 1: Dude stop scratching your ass when I'm around.
Guy2: Sorry man, after I went to the beach yesterday I got a lot of assgrit stuck between my cheeks.

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After using the bathroom Dave felt uncomfortable when he realized there was still some assgrit lingering.

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Sand is a common type of assgrit.
by Mr. Jenkins FoShizzle December 21, 2010
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