A championship team refers to a group of individuals who work together and excel in a sport or competition, ultimately becoming the winners or champions. Full definition
He quickly put that chatter to bed and returned as the captain and heart and soul of a national championship team otherwise dominated by newcomers. (sbnation.com)
But those boys are the pillars with which you build championship teams. (si.com)
It's just that in football we're only dealing with section championship teams (with a few runner - up exceptions). (sportstarsmag.com)