Dictionary

Buddy, sport, mate (as a term of address)

Example: Whatcha doing, champ?

An ongoing winner in a game or contest.

Example: The defending champion is expected to defeat his challenger.

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

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

Someone who fights for a cause or status.

Example: champion of women's suffrage

Someone who fights on another's behalf.

Example: champion of the poor

A meal of mashed potatoes and scallions

To bite or chew, especially noisily or impatiently.

Champagne

(obsolete or rare) the field or ground on which carving appears in relief

(obsolete or rare) the field of a shield