A message written on a scrap of paper, rolled-up and put in an empty bottle and set adrift on the ocean; traditionally, a method used by castaways to advertise their distress to the outside world.

(communication, computing) A message conveyed through an instant messaging program.

(communication, computing) To convey a message via an instant messaging program.

(telecommunications) a message sent in the forward direction that contains (a) address information, (b) the signaling information required to route and connect a call to the called line, (c) service-class information, (d) information relating to user and network facilities, and (e) call-originator identity or call-receiver identity.

A signal or message embedded in another object, designed to pass below the normal limits of perception.

(politics) publicly stating or supporting a policy counter to the official party policy.

(idiomatic) Any communication that is contradictory, inconsistent, or unclear, especially in its motive or intent.

plural of message queue

(computing) A queue onto which messages may be placed for delivery between components as part of interprocess communication.

plural of address message