DICT.TW Dictionary Taiwan

 ticktacktoo
      n : a game in which two players alternately put crosses and
          circles in one of the compartments of a 3-by-3 board; the
          object is to get a row of three crosses or three circles
          before the opponent does [syn: ticktacktoe, tick-tack-toe,
           tic-tac-toe, tit-tat-toe, noughts and crosses]