Definition of "champion" in English

noun

1. An ongoing winner in a game or contest.

   • The defending champion is expected to defeat his challenger.

2. Someone who is chosen to represent a group of people in a contest.

   • Barcelona is eligible to play in FIFA Club World Cup as the champion of Europe.

3. Someone who fights for a cause or status.

   • Emmeline Pankhurst was a champion of women's suffrage.

4. Someone who fights on another's behalf.

   • champion of the poor

5. (botany) A particularly notable member of a plant species, such as one of great size.

adjective

1. (attributive) Acting as a champion; having defeated all one's competitors.

   • a champion bodybuilder

2. (attributive) Excellent; beyond compare.

3. (predicative, Ireland, British, dialect) Excellent; brilliant; superb; deserving of high praise.

   • "That rollercoaster was champion," laughed Vinny.

verb

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

2. (obsolete, transitive) To challenge.