also: デス・マッチ
noun
death match; deathmatch
Primarily used in professional wrestling for a match with few rules and often involving weapons or dangerous stunts.
今夜のメインイベントは金網デスマッチだ。
Tonight's main event is a steel cage death match.
noun
fight to the finish; desperate struggle
Extended figurative use for any extremely intense, do-or-die competition or conflict, not limited to wrestling.
選挙戦はまさにデスマッチの様相を呈している。
The election campaign has taken on the appearance of a desperate struggle.