Definition of mum's the word in English:

mum's the word

Translate mum's the word into Spanish

phrase

informal
  • (as a request or warning) say nothing; don't reveal a secret.

    • ‘I know I can rely upon your discretion, mum's the word’
    • ‘Go out and have some fun, but remember, mum's the word!’
    • ‘But the best thing of all about all the hand-outs in this welfare state is that mum's the word, when it comes to explaining to taxpayers why you need their money.’
    • ‘The mystery is certainly captivating Washington, while mum's the word at the White House.’
    • ‘For when it came to telling her mother of her dramatic ordeal, Jenny decided it was a case of mum's the word.’
    • ‘But she knew that it was going to be mum's the word and Faith would find out when she arrived in the principal's office Monday morning.’
    • ‘He also said not to mention that I was paid to write an update for him, so mum's the word.’
    say nothing, keep quiet, don't breathe a word, don't tell a soul, don't give the game away, keep it secret, keep it to yourself, keep it under your hat, play dumb
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