A woman who engages in an unprotected gangbang and takes multiple ejaculations of semen into any one or more of her orifices (anus, vagina, mouth)
4 of us gangbanged this cum dumpster last night... she took 4 loads in her pussy before we were through with her.
by ALSlut July 11, 2008
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An offensive and vile insult.

It suggests that the person at the recieving end of the insult has only one use - to be filled with semen, used as a garbage.
I hate so-and-so S/He is a cum dumpster.
by crayons September 1, 2004
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a girl who is addicted 2 cum. its kind of like how every1 takes there garbage to the dumpster but in this situation all the guys dump their loads in the slut's vagina. she's usually extremely loose
b4 i met my gf chelsea, i slept w/ a loose cum dumpster named suzy
by Lapdog August 11, 2004
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a easy whore, a person who is a recepticle for a load. easy sex without strings attached.
I am feeling lonely so I think I'll find me a cum dumpster.
by bqdawg July 5, 2006
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when a girl (usually not the hottest girl) takes loads of cum. in the vagina, asshole, or mouth by many many guys
allie was the cum dumpster at this orgy we went to
by mynameisntwill November 15, 2010
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A woman that ingests a lot of sperm.
Hey, isn't thatJenna Jameson, she is a cum dumpster.
by Prion July 12, 2003
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