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English definition of “let the cat out of the bag”

let the cat out of the bag

to allow a secret to be known , usually without intending to: I was trying to keep the party a secret , but Mel went and let the cat out of the bag .Revealing secrets and becoming known
(Definition of let the cat out of the bag from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

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Translations of “let the cat out of the bag”

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