A message left on a voice mail system.

plural of subliminal message

(astronomy) An interstellar radio message broadcast on 16 November 1974 into the globular cluster Messier 13 in the hope that extraterrestrial intelligence might receive and decipher it.

(Internet) A message set by a user of instant messaging software and displayed as part of their profile.

plural of error message

plural of message stick

plural of message coupling

(computing) a the loosest form of coupling that can be achieved by a state of decentralization

plural of voice message

A message sent to test a teletype machine, incorporating most or all of the available text characters.