alarm warning device alarm system | a device that signals the occurrence of some undesirable event |
early warning radar | a radar that is part of an early warning system |
early warning system | a network of radar installations designed to detect enemy missiles or aircraft while there is still time to intercept them |
tocsin warning bell | a bell used to sound an alarm |
aposematic coloration warning coloration | conspicuous coloration or markings of an animal serving to warn off predators, a skunk's aposematic coloration |
message | a communication (usually brief) that is written or spoken or signaled, he sent a three-word message |
phone message telephone message | a message transmitted by telephone |
message content subject matter substance | what a communication that is about something is about |
admonition monition warning word of advice | cautionary advice about something imminent (especially imminent danger or other unpleasantness), a letter of admonition about the dangers of immorality, the warning was to beware of surprises, his final word of advice was not to play with matches |
alarm alert warning signal alarum | an automatic signal (usually a sound) warning of danger |
red light warning light | a cautionary sign of danger |
warning | notification of something, usually in advance, they gave little warning of their arrival, she had only had four days' warning before leaving Berlin |
warning | a message informing of danger, a warning that still more bombs could explode |
strategic warning | (military) a warning prior to the start of a threatening act |
tactical warning | (military) a warning after the initiation of a hostile act |
warning of attack | a warning to national policy makers that an enemy intends to launch an attack in the near future |
warning of war | a warning to national policy makers that an enemy intends war or is preparing for war and is on a course that increases the risk of war |
commercial commercial message | a commercially sponsored ad on radio or television |
message pad writing pad | a pad of paper on which messages can be written |
send a message | give or constitute a signal, not necessarily verbally, The lack of good teachers sends a strong message to all parents in the community |
message | send a message, There is no messaging service at this company |
message | send as a message, She messaged the final report by fax |
message | send a message to, She messaged the committee |
admonitory cautionary exemplary monitory warning(a) | serving to warn, shook a monitory finger at him, an exemplary jail sentence |