rent-a-mob

rent-a-mob (plural rent-a-mobs)

1. (informal, derogatory) A group of people who can be summoned to attack a target.
   • 2012, Harvey Beach, Apocalypse Overture: "Oil's up? What's the worst that can happen?":

     You see, in your misguided attempt to destabilise the Brazilian government to make it more malleable, your rent-a-mobs attacked various SAARC operating company second layer subsidiaries.

• rent-a-crowd

• dogpile