Check·mate v. t. [imp. & p. p. Checkmated; p. pr. & vb. n. Checkmating.]
1. Chess 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.
2. To defeat completely; to terminate; to thwart.
To checkmate and control my just demands. --Ford.
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