Oxford Dictionary English centre back nounnoun BrE BrE//ˌsentə ˈbæk// ; NAmE NAmE//ˌsentər ˈbæk// (especially US English center back) (also centre half, especially US English center half) Soccer Add to my wordlistjump to other results(in football (soccer ) and some other sports) a player or position in the middle of the back line of players See related entries: SoccerCheck pronunciation: centre back oxfordlearnersdictionaries.com