what's the definition of a champ
â¢ CHAMP (noun). The noun CHAMP has 1 sense: 1. someone who has won first place in a competition. Familiarity information: CHAMP used as a noun is very rare. â¢ CHAMP (verb). The verb CHAMP has 2 senses: 1. chafe at the bit, like horses. 2. chew noisily. Familiarity information: CHAMP used as a verb is rare.