dumpslut Share definition Flag A slut you intend to fuck once and then kick out of your apartment, never to contact again. Last night at that rave we took home these two dumpsluts, did coke off their backs, and tossed their clothing out the window. dumpslut by greynin February 17, 2010 0 0 Get merch Get the dumpslut mug. Buy Now — $32.95 See more merch