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