someone who has won first place in a competition

[ Syn: champ , title-holder ]

someone who fights for a cause

[ Syn: fighter , hero , paladin ]

a person who backs a politician or a team etc.; all their supporters came out for the game; they are friends of the library

[ Syn: supporter , protagonist , admirer , booster , friend ]

someone who is dazzlingly skilled in any field

[ Syn: ace , adept , sensation , maven , mavin , virtuoso , genius , hotshot , star , superstar , whiz , whizz , wizard , wiz ]

holding first place in a contest; a champion show dog; a prizewinning wine

[ Syn: prizewinning ]

protect or fight for as a champion

[ Syn: defend ]