The scene of a decisive conflict on a great scale.
Any great and crucial conflict.
2009 February 13, Mark Lawson, “A tabloid Carmen”, inThe Guardian[1]:
In comparison to Nixon-Mao, terrorism andarmageddon, Anna Nicole Smith may seem lightweight, but it could prove an inspired choice.
(chess) A type of game, usually played when a match would otherwise end in a draw, where black wins drawn games and white is given more time as compensation.