Definitions by g.dubbs

dumb cumster 

The inverse of a cum dumpster, a dumb cumster is a person who is down bad and willing to have sexual relations with literally anyone, regardless of an indiviual's manner, characteristics, personality or personal hygiene.

"Matthew is one horny motherfucker, he's such a dumb cumster"

dumb cumster by g.dubbs April 20, 2022