also: ちゃんぴょん · ちゃんぴぉん · ちゃんぴよん
noun
Common katakana noun for the person or team that has won a championship or holds a champion title, especially in sports and contests. It can also be used attributively as in チャンピオンチーム.
彼はボクシングの世界チャンピオンになった。
He became the world boxing champion.
前回
The previous champion lost in the final.