cone of silence
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English[edit]
Etymology[edit]
(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.)
Noun[edit]
cone of silence (plural cones of silence)
- (radio) A hypothetical device or instrument which prevents eavesdropping on a private conversation.
- (communication) An order or directive which prohibits verbal communication about a particular subject.
Usage notes[edit]
- Not to be confused with the similar-sounding code of silence.