mum's the word

idiom

informal
used to say that some information is being kept secret or should be kept secret
We want her birthday party to be a surprise, so mum's the word.

Examples of mum's the word in a Sentence

Recent Examples on the Web
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As of right now, mum's the word on the plot for season 6. Adrianna Freedman, Good Housekeeping, 18 June 2023

Dictionary Entries Near mum's the word

Cite this Entry

“Mum's the word.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mum%27s%20the%20word. Accessed 8 Nov. 2024.

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