quarterbackEnglishOxford Dictionary of Englishquarterback /ˈkwɔːtəbak / ▸ noun American football a player stationed behind the centre who directs a team's offensive play. ▪ North American English a person who directs or coordinates an operation or project. ▸ verb [with object] American football play as a quarterback for (a particular team): he spent last fall quarterbacking the scout team. ▪ North American English direct or coordinate (an operation or project): McIntyre had been quarterbacking the development of a satellite video transmission system.