Definition of cone of silence in English:

cone of silence

Syllabification: cone of si·lence


  • 1An imaginary device that prevents eavesdropping on a private conversation.
    More example sentences
    • Residents and the media were denied access to the roads that service the area, creating a virtual cone of silence.
    • So the closet in professional sport is literally a massive cone of silence and the door swings both ways in gender bias.
    • However he might be advised to use the cone of silence from time to time.
  • 1.1An electronic device or isolated room intended for the same purpose.
    More example sentences
    • The cone of silence, called Babble, is actually a device composed of a sound processor and several speakers that multiply and scramble voices that come within its range.
  • 2A directive that prohibits oral communication about a specified subject.
    More example sentences
    • Adding to the intrigue is ‘NW owner Corus' dropping of the cone of silence on the affair.
    • The latter may well involve the use of firewalls, cones of silence, and other appropriate techniques.
    • Less amusing is the cone of silence too often used these days by public companies.
  • 2.1An agreement or conspiracy to maintain secrecy about a subject.
    More example sentences
    • Since we have pre-paid parking, I should be able to get out fast afterwards and maintain the cone of silence concerning the game's result until I get safely home.
    • But he tosses aside the cone of silence that party faithful maintain around their president.
    • Will the scandal - and CBS's reluctant willingness to break the cone of silence about the use of torture - finally lead to a serious investigation?


1960s: originally a fantasy prop in the television series Get Smart.

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