Cum Dumpster
1. (n) A person that is used for sexual purposes and is known for simply being a receptacle for semen.

A "Cum Dumpster" may either enjoy this behavior or may be too stupid to understand that they are being used for this purpose (see: cum-dumbster). This behavior may coincide with those of a slut/skank/slore/skeeze/whore.

Alternate spellings include "cum-dumpster", "cumdumpster", and "Bobbi Starr"
Guy #1: "Holy shit, last night Angie gave damn near everyone at the party blowjobs. I think every guy there wound up blowing his load in her mouth."

Guy #2: "Christ, what a Cum Dumpster."