mute button

US /ˈmjuːt ˌbʌt.ən/
UK /ˈmjuːt ˌbʌt.ən/
"mute button" picture
1.

a button or control on an electronic device that silences the audio output or input

:
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Please hit the mute button on your microphone during the meeting.
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I accidentally pressed the mute button on the TV remote.
:
silence buttonvolume off button
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mutebuttoncall buttonbelly buttonhot buttonbutton mushroombutton-through