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English definition of “lose”

lose

verb [I or T] (BE DEFEATED)    /luːz/ (lost, lost)
B1 to fail to succeed in a game, competition, etc.: If we lose this game, we're out of the championship. They're losing 3–1. They lost to Arsenal. Everyone hates losing an argument. They hadn't lost an election in 15 years.Losing and being defeatedScoring, winning and losing in sport
(Definition of lose verb (BE DEFEATED) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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