ˌzero-sum ˈgame BrE AmE noun [singular]
a situation in which you receive as much money or advantages as you give away:
Diplomatic negotiations often aim at a zero-sum game.
ˌzero-sum ˈgame BrE AmE noun [singular]
a situation in which you receive as much money or advantages as you give away:
Diplomatic negotiations often aim at a zero-sum game.
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012