beater

Concise Oxford English Dictionary © 2008 Oxford University Press:
beater/ˈbiːtə(r)/

▶noun

• 1 an implement or machine used for beating.

• 2 [in combination] a person who habitually hits someone: a wife-beater.

• 3 a person employed to raise game birds by beating the ground cover.

• 4 N. Amer. informal an old or dilapidated vehicle.