1 definition by UberNoCrono

A sexual act which is performed in the classic doggy style position or any variation of, where the woman has an unusual amount of back acne. When the male is about to cum he pulls out a cheese grater or apple peeler and tries to remove as much back acne as possible before ejaculation with said instrument before the girl runs away. Extra points awarded if the woman has a humpback
"Kim's back is bleeding really badly because she got a cheese grater last night"
by UberNoCrono May 27, 2008
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