Bottom Feeder
From SuspireWiki
(n., slang)
One that is a member of the lowest class of Kindred. A vampire that is assumed to feed on the dregs of society by virtue of their place in the Kindred social order. Typically, one that has existed this way for some time, and has failed to better themselves. "Fuck you, you'll never do better than hooking for blood, you dirtbag Bottom Feeder."