'hit man' definitions:

Definition of 'hit man'

From: WordNet
noun
A professional killer who uses a gun [syn: gunman, gunslinger, hired gun, gun, gun for hire, triggerman, hit man, hitman, torpedo, shooter]

Definition of 'hit man'

From: GCIDE
  • hit man \hit man\ n.
  • 1. A professional murderer, esp. one working for a criminal organization; also called torpedo. [Colloq.] [PJC]
  • 2. A slanderer working for political purposes to damage the reputation of an opponent; a hatchet man. [PJC]