The basketball team made a crucial three-pointer in the final minute to close out the game.

close out 是由动词 close（关闭、结束）和副词 out（完全、彻底）组成的短语动词。close out 在这里指"结束比赛"或"锁定胜局"，表示通过关键得分确保比赛胜利。