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Definition of checkmate

checkmate

/ˈtʃɛk.meɪt/
check · mate

Plural:checkmates
•
Past Simple:checkmated
•
Past Participle:checkmated
•
Present Participle:checkmating
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checkmate Lexical Profile

checkmate Game Scores & Validity

• noun

1

A winning position in chess in which a player's king is under direct attack and has no legal move to escape.

Example

"The grandmaster sacrificed his rook to force a brilliant checkmate in three moves."


2

A complete and decisive defeat, or a situation in which someone's plans or actions are totally thwarted.

Example

"The unexpected testimony served as a legal checkmate to the defense's entire strategy."

Synonyms
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• interjection

1

An exclamation uttered in chess to declare that the opponent's king has been placed in an inescapable position of check, thereby ending the game.

Example

"She moved her queen to the back rank and calmly announced, "Checkmate!""

• verb

1

To place an opponent's king in an inescapable position of check in chess, thereby winning the game.

Example

"He managed to checkmate his opponent using only a knight and a bishop."


2

To outmaneuver, frustrate, or completely defeat an opponent or their plans.

Example

"The investigative journalist's latest report effectively checkmated the corrupt administration."

Synonyms
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Word Nuance & Usage

Do not confuse 'checkmate' with 'stalemate'; in chess, a checkmate is a decisive victory where the opponent's king is trapped under attack, whereas a stalemate is a draw in which the player whose turn it is has no legal moves available but is not in check.

Word Origin & Etymology

Borrowed in Middle English from Old French 'eschec mat', which passed through Arabic from the Persian phrase 'shāh māt', literally meaning 'the king is helpless' or 'the king is dead'.

Cite this Entry


Wordmom. (2026). Definition of Checkmate. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/checkmate
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