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English definition of “butter wouldn't melt in sb's mouth”

butter wouldn't melt in sb's mouth

used to say that someone looks as if they would never do anything wrongPerfect and faultlessUnspoilt
(Definition of butter wouldn't melt in sb's mouth from the Cambridge Learner's Dictionary © Cambridge University Press)

Definitions of “butter wouldn't melt in sb's mouth” in other dictionaries

Translations of “butter wouldn't melt in sb's mouth”

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