(slang) Someone who does nasty things or plays harmful tricks; a person of very low ethics; lowlife.
"...the codependence of the friends of liberty and the deviant: 'Our fundamental civil rights often depend on defending some scuzzball you don't like.'" - Courting the Abyss: Free Speech and the Liberal Tradition, John Durham Peters, 2005
"Was she really in bed with Marlucci and a sorry scuzzball like Snyder? What was her angle, other than money?" - G.O.P. D.O.A., Jay Brida, 2004
"Of course, if you're a sneaky, manipulative scuzzball, then maybe you don't want your boss to know you very well." - The Complete Idiot's Guide to Dealing With Difficult Employees, Robert Bacal, 2000