tic–tac–toe or tick–tack–toe 
/ˌtɪkˌtækˈtoʊ/ noun
/ˌtɪkˌtækˈtoʊ/ noun [noncount] US : a game in which one player draws Xs and another player draws Os inside a set of nine squares and each player tries to be the first to fill a row of squares with either Xs or Os —called also (Brit) noughts and crosses
