keep mum
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English[edit]
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Verb[edit]
keep mum (third-person singular simple present keeps mum, present participle keeping mum, simple past and past participle kept mum)
- (idiomatic) To refrain from talking, especially to remain silent about something that may be sensitive or secret.
- c. 1940, British wartime poster
- Be like dad, keep mum.
- c. 1940, British wartime poster
Synonyms[edit]
Translations[edit]
to keep silent
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