LOSE

(BE DEFEATED) [verb] [past:] lost - to fail to succeed in (a game, competition, etc.)If we lose this game, we're out of the championship. [T]Cambridge United are likely to lose (to Arsenal). [I]Everyone hates losing an argument. [T]To lose out is to suffer a disadvantage.The new tax means that the vast majority of pensioners will lose out.If you lose the day, you lose when you are competing.In the end it was their weak defence which lost the day for the team.To lose ground is to become less popular or to be given less support.Do you agree that left-wing politics are losing ground (= becoming less popular) among the working classes?