A feature which men can factor in that leads them to the conclusion of whether or not a female is worthy of sex.

An attribute that makes a woman attractive.

also...
Pillowcrumbing; dirty activities in bed.
Pillowcrumbs; leftovers after a sexual act, usually well-shot cum.
"Wow, have you seen that chick over there? Her chest is totally pillowcrumbs."
by theboombaby March 17, 2009
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