'greaseball' definitions:

Definition of 'greaseball'

(from WordNet)
noun
(ethnic slur) offensive term for a person of Italian descent [syn: wop, dago, ginzo, Guinea, greaseball]

Definition of 'greaseball'

From: GCIDE
  • greaseball \grease"ball\ n. a person of Italian descent; -- used as a derogatory ethnic slur, and considered offensive. [offensive slang]
  • Syn: wop, dago, Guinea. [WordNet 1.5] Grease cock