DictionarycheckmateInescapable threat to a king
noun / verb

checkmate

chek-MAYT/tʃˈɛkmˌeɪt/

A chess position leaving an attacked king without escape.

The queen delivers checkmate to the trapped king.

Precise chess endgame on an accurate 8-by-8 alternating board: black king h8, white queen g7 protected by white king f6; no other pieces.
Etymology

Old French eschec mat named the king’s inescapable defeat. The underlying expression was understood as “the king died,” but if Persian is the ultimate source, its image is instead a helpless or stumped king.

In context

GMHikaru30:31
then after King d8 rook to b8 which is checkmate King cannot come up anymore
PogChamps Finals Interview and Game Analysis

More examples

  • She checkmated her opponent.
  • The legal ruling checkmates the scheme.
  • Their maneuver produced a decisive checkmate.

Forms

checkmate · checkmates · checkmated · checkmating

Similar words

check
Threatens the king but may allow escape.
stalemate
No legal move when the king is not in check.