An agreement, either formal or tacit, between two or more parties not to discuss some matter nor to reveal any information concerning it, especially in order to avoid blame, embarrassment, or other discomfort.

Synonym of wall of silence

(idiomatic) Strict secretiveness maintained by the members of a group with respect to information which might be contrary to their interests, especially information concerning questionable actions by members of the group.

(idiomatic) A tacit agreement not to discuss a certain topic

a concept of social interaction, which states that people tend to assume that a lack of response to an action as a tacit approval of that action

Alternative form of silence is violence

(21st century) Inaction or indifference towards violence aimed at oppressed groups is tantamount to direct violence against those groups.

plural of tower of silence

plural of intake silencer

plural of code of silence