End of a chess game (9)
(Other definitions for checkmate that I've seen before include "Defeat totally" , "Chess game ending" , "Inescapable attack in chess" , "defeat on board" , "you lose!" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">end of a chess game</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for mate that I've seen before include "couple" , "Team (anag.)" , "Finish game" , "Sailor" , "When one can no longer play" .)