- (in ancient Rome) a person, often a slave or captive, who was armed with a sword or other weapon and compelled to fight to the death in a public arena against another person or a wild animal, for the entertainment of the spectators.
- a person who engages in a fight or controversy.
- a prizefighter.
- (in ancient Rome and Etruria) a man trained to fight in arenas to provide entertainment
- a person who supports and fights publicly for a cause
