champion1/ˋtʃæmpIən; ˈtʃæmpiən/n [C] 1 someone who has won a competition, especially in sport〔尤指体育比赛中的〕冠军﹐优胜者: the world snooker champion 落袋台球世界冠军a champion cyclist 自行车赛冠军see box at见 WIN1 方框2 champion of sb/sth someone who fights for and defends an aim or idea 某人/某事物的斗士[捍卫者]: a champion of women's rights 妇女权利捍卫者
champion2v [T] to publicly fight for and defend an aim or idea 为…而斗争﹔捍卫: He championed the cause of the poor for many years. 他为济贫事业奋斗了多年。