Definition of button one's lip in US English:

button one's lip


  • Stop or refrain from talking.

    • ‘But they do like and respect him, and I can't imagine them agreeing that as a former Governor General he should button his lip.’
    • ‘Know when to button your lip and let others talk.’
    • ‘I'd told her this was payback for keeping me in the dark about the visit of Lorne, Bryan, and Co. on my birthday, and buttoned my lip.’
    • ‘I am talking here, Abra, so I would kindly appreciate it if you would button your lip.’
    • ‘The nation's professional churl had finally been forced to button his lip.’
    be quiet, keep quiet, stay quiet, be silent, keep silent, stay silent, hold one's tongue, keep one's lips sealed
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