checkmate

From Middle English chekmat, from Old French eschec mat, from Arabic شَاه مَاتَ (šāh māta), from Classical Persian شاه مات (šāh māt, “the king [is] amazed”).

• IPA^(key): /ˈt͡ʃɛkmeɪt/

• Audio (US):

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checkmate

1. (chess) Word called out by the victor when making a move that wins the game.
2. (by extension) Said when one has placed a person in a losing situation with no escape.

• check and mate

• (chess): mate

checkmate (countable and uncountable, plural checkmates)

1. The conclusive victory in a game of chess that occurs when an opponent's king is threatened with unavoidable capture.
   • 2022, “2023 Laws of Chess”, in FIDE‎^[1], page 10:

     This immediately ends the game, provided that the move producing the checkmate position was in accordance with Article 3 and Articles 4.2 – 4.7.

2. (figuratively, by extension) Any losing situation with no escape; utter defeat.

• stalemate

checkmate (third-person singular simple present checkmates, present participle checkmating, simple past and past participle checkmated)

1. (transitive, chess) To put the king of an opponent into checkmate.

   My opponent checkmated me in four moves!

   • 2022, “2023 Laws of Chess”, in FIDE‎^[2], page 10:

     The game is won by the player who has checkmated his/her opponent’s king.

2. (transitive, by extension) To place in a losing situation that has no escape.