A disputant in a public controversy or debate.
A professional boxer.
A person (professional or slave) who entertained the public by engaging in mortal combat with another, or with a wild animal.
To act aggressively toward others.
To fight as entertainment for others.
To debate or argue.
To compete in a public contest.
One hired to engage in a figurative battle, as a corporate takeover, a lawsuit, or a political campaign.
A person employed to fight in an armed conflict who is not a member of the state or military group for which they are fighting and whose primary motivation is private gain.
Motivated by private gain.