Noun, - pronounced "boo-t + grees". The greasy residue found between the cheeks of the buttocks that causes one's buttocks to itch, feel uncomfortable and/or become irritated. It is caused by a mixture of sweat and doodoo left after incomplete cleaning after a bowel movement.
My butt is itchin. I gotta go back to the bathroom and get this booty grease out.

Whats wrong? Your walking like you have booty grease.

by supascience October 6, 2007
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(noun) Substance that causes dollar bills to soften and become uncrispy. Usually transferred through direct contact with a stripper.
"Damn dude these bills feel new!"
"Fresh from the bank! No stripper booty grease."
by Popcontitays January 23, 2012
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The substance thats remains when someone farts and it's moist.
"Whew girl! You smell like hot booty grease!"
by Perqergan July 30, 2009
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