checkmate

checkmate is defined in Webster's Unabridged Dictionary (1913) with 3 senses. The full text of each entry is reproduced verbatim below.

Definitions

  1. 1.A complete check; utter defeat or overthrow.
  2. 2.(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.
  3. 3.To defeat completely; to terminate; to thwart. To checkmate and control my just demands. Ford.

Source: Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).

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