centurion

noun

1. (historical)An officer of the ancient Roman army, in command of a century of soldiers.

   ““Man,” said the largest, most protective of the Praetorian guard, her lover, no doubt, and her peroxide-blond centurion, “for an apostle of peace you sure are filled up with war.””

2. A player who scores a century.
3. (US)A pilot in the United States Navy who has performed one hundred night landings on an aircraft carrier.