enforcer

noun6

1. •
   One who enforces.
2. •
   (Philippines) Ellipsis of traffic enforcer.
3. •
   A hired strongman, especially working for the underworld.

   • At 199 centimetres and a hundred kilos going up, he was scary big and he found work as a bouncer and enforcer[.] — 2010
4. •
   The member of a group, especially of a gang, charged with keeping dissident members obedient.
5. •
   A player who physically intimidates or confronts the opposition.
6. •
   (UK) A battering ram used by the emergency services for gaining access to locked premises.