A gossip network; an informal communication system within a group or organization.
A system used by primitive cultures in remote tropical regions for communication over long distances, such as drum sounds or a relay of runners.
A message or story transmitted through such an informal network, especially one containing false information.
A system for long-distance communication used by Aboriginal Australians, chiefly using smoke signals; also, a message or signal sent using such a system.
An informal gossip network, especially in a rural area such as the outback; also, a component in the network (either a person or an imagined wire).