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The act of inserting the claw of a coat-hanger into a women's vagina, turning it sideways and ripping it out as fast as possible.
Dude 1: My bitch is looking for a new way to experience pleasure and pain at the same time.

Dude 2: Have you tried the Red Wall Grinder?
Dude 1: Oh shit no, ill do it tonight.
by MrMull October 30, 2011
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