keep mum
English
Verb
keep mum
- (idiomatic) To refrain from talking, especially to remain silent about something that may be sensitive or secret.
- British wartime poster
- Be like dad, keep mum.
- British wartime poster
Synonyms
- keep shtum
Translations
to keep silent
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See also
- bite one's tongue
- breathe a word
- mum's the word