bruiser

Meanings

1. In contact sports, an athlete whose size, strength, and/or aggressiveness make it likely that they will cause athletes on the opposing team to suffer physical punishment.
2. A tall, strong, heavily built person, usually a man, especially one prone to physical violence; a strong and tough person.
3. A machine for bruising oats.
4. A person who enjoys arguing with others.
5. A professional boxer.

Etymology

From bruise + -er.