CHAMPION, noun 1. A man who undertakes a combat in the place or cause of another. 2. A man who fights in his own cause in a duel. 3. A hero; a brave warrior. Hence, one who is bold in contest; as a champion for the truth. CHAMPION, verb transitive To challenge to a combat.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI