A person who enjoys arguing with others.
A tall, strong, heavily built person, usually a man, especially one prone to physical violence; a strong and tough person.
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.
A machine for bruising oats.
A professional boxer.
A person who likes or tends to express a contradicting viewpoint, especially one who denounces the majority persuasion.
A financial investor who tends to have an opinion of market trends at variance with most others.
Pertaining to or characteristic of a contrarian.