last man standing

noun last men standing

1. countable The final person remaining in a battle or competition after everyone else has been eliminated. One contestant will be eliminated at the end of every round. The last man standing wins $1,000,000.
2. uncountable A multiplayer deathmatch gameplay mode in which the last surviving player is the winner. In Last Man Standing mode, you are in an arena with the other player, but you cannot directly attack one another. Instead, you must fight the enemies, and the player who fights the best and survives the longest, wins.