Someone who is chosen to represent a group of people in a contest.
Someone who fights for a cause or status.
An ongoing winner in a game or contest.
Someone who fights on another's behalf.
A particularly notable member of a plant species, such as one of great size.
To promote, advocate, or act as a champion for (a cause, etc.).
Acting as a champion; having defeated all one's competitors.
Excellent; brilliant; superb; deserving of high praise.
Excellent; beyond compare.
A voter etc. who has not yet come to a decision.
Uncommitted, not having reached a decision.
Open and not yet settled or determined.