cone of silence
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.