Dictionary.net

place an opponent's king under an attack from which it cannot escape and thus ending the game; in a game of chess; "Kasparov checkmated his opponent after only a few moves"

a chess move constituting an inescapable and indefensible attack on the opponent's king

a chess move constituting an inescapable and indefensible attack on the opponent's king

place an opponent's king under an attack from which it cannot escape and thus ending the game; "Kasparov checkmated his opponent after only a few moves"

A complete check; utter defeat or overthrow.

To check (an adversary's king) in such a manner that escape in impossible; to defeat (an adversary) by putting his king in check from which there is no escape.

To defeat completely; to terminate; to thwart.

A complete check; utter defeat or overthrow.

To check (an adversary's king) in such a manner that escape in impossible; to defeat (an adversary) by putting his king in check from which there is no escape.

To defeat completely; to terminate; to thwart.

The winning move at chess; a complete defeat.

In chess, to make impossible the escape of (the opponent's king); defeat utterly.

In chess, a check given to the adversary's king when in a position in which it can neither be protected nor moved out of check, so that the game is finished: a complete check: defeat: overthrow.

In chess, to make a movement which ends the game: to defeat.

A move in chess which ends the game.

To defeat by checkmate.

To put (a king) in a check from which no escape is possible; defeat by a skilful maneuver.

The act or position of checkmating.

n. [Persian] The final movement in chess, when the king can neither be moved nor protected; —complete defeat; overthrow.

The movement on the chess-board, that puts an end to the game.