/ˈbækˌʧænəl/
NOUN
A private, unofficial, or concealed means of communication used to exchange information or conduct discussions outside formal or public channels.
Refers to private communication between individuals, organizations, or governments that is kept separate from official or public discussions.
Describes discreet discussions or negotiations conducted outside formal diplomatic, political, or organizational procedures to reach an agreement or resolve a sensitive issue.
VERB
To communicate privately or unofficially with someone, especially to exchange information or influence a discussion without using formal channels.
Refers to communicating discreetly with another person or group outside established or public communication channels.
Describes using subtle verbal or visual signals, such as nodding, facial expressions, or brief comments, to respond to a speaker without interrupting the conversation.