mass noun
1- Chess a position in which a player's king is directly attacked by an opponent's piece or pawn and has no possible move to escape the check. The attacking player thus wins the game.【棋】（“王”的）将死。
1.1
- as exclamation(by a player) announcing that the opponent's king is in such a position将死！
1.2
- figurative a final defeat or deadlock〈喻〉最终战胜; 僵局：
if the rebel forces succeed in cutting off the road, they will have achieved checkmate.
如果叛军成功切断道路, 他们将会赢得最终胜利。
with obj.
1- Chess put into checkmate【棋】将死。
1.1
- figurative defeat or frustrate totally〈喻〉彻底击败; 完全挫败：
US aid would help them to checkmate the invasion.
美国援助将帮助他们彻底挫败敌军入侵。
词源
Middle English: from Old French eschec mat, from Arabic šāh māta, from Persian šāh māt 'the king is dead'.