Of plants or persons; having the nature or habits of a parasite or leech; living off another. Synonyms:leechlike, parasitic, parasitical."Parasitic vines that strangle the trees" , "Bloodsucking blackmailer" , "His indolent leechlike existence"
... we shouldn't organise," said Wilkins, fiercely. "What I'm sayin' is, get a man of the working class—a man who has the wants of the working class—a man whom the working class can get a hold on—to do your business for you, and not any bloodsucking landlord or capitalist. It's a slap i' the face to ivery honest working man i' the coontry, to mak' a Labour party and put Harry Wharton at t' head ... — Marcella • Mrs. Humphry Ward