One who champions something.

plural of championer

An ongoing winner in a game or contest. / Someone who is chosen to represent a group of people in a contest. / Someone who fights for a cause or status. / Someone who fights on another's behalf.

(attributive) Acting as a champion; having defeated all one's competitors. / (attributive) Excellent; beyond compare.

(transitive) To promote, advocate, or act as a champion for (a cause, etc.). / (obsolete, transitive) To challenge.

simple past tense and past participle of champion

present participle of champion

The act of one who champions something; fervent support.

Third-person singular simple present indicative form of champion

plural of champion