noun
- the distinction or condition of being a champion: to win a championship.
- advocacy or defense: championship of the underdog.
- championships, a series of competitions or contests to determine a champion: the tennis championships.
noun
- (sometimes plural) any of various contests held to determine a champion
- the title or status of being a champion
- support for or defence of a cause, person, etc
1812, “position of a champion,” from champion (n.) + -ship. Meaning “competition to determine a champion” is recorded from 1893.