- the act or utterance of one who warns or the existence, appearance, sound, etc., of a thing that warns.
- something that serves to warn, give notice, or caution: We fired a warning at the intruders.
- Meteorology. an announcement from the U.S. National Weather Service alerting the public that a storm or other weather-related hazard is imminent and that immediate steps should be taken to protect lives and property.Compare advisory(def 5), storm warning(def 2), watch(def 20).
- serving to warn, advise, caution: a warning bell.
Origin of warning
SynonymsSee more synonyms for warning on Thesaurus.com
- to give notice, advice, or intimation to (a person, group, etc.) of danger, impending evil, possible harm, or anything else unfavorable: They warned him of a plot against him. She was warned that her life was in danger.
- to urge or advise to be careful; caution: to warn a careless driver.
- to admonish or exhort, as to action or conduct: She warned her employees to be on time.
- to notify, advise, or inform: to warn a person of an intended visit.
- to give notice to (a person, group, etc.) to go, keep at a distance, etc. (often followed by away, off, etc.): A sign warns trespassers off the grounds. A marker warned boats away from the dock.
- to give authoritative or formal notice to (someone); order; summon: to warn a person to appear in court.
- to give a warning; caution: to warn of further disasters.
Origin of warn
SynonymsSee more synonyms for warn on Thesaurus.com
Examples from the Web for warning
There were also crashes not due to either mechanical or human error but to a lack of warning of dangerous conditions.Flight 8501 Poses Question: Are Modern Jets Too Automated to Fly?
January 4, 2015
The government continues to call for calm while warning people to be on their guard.France’s Wave of Crazy-Terror Christmas Attacks
December 24, 2014
But we both know the warning signs and know what to do if that should happen.You’re Never ‘Cured’ of an Eating Disorder
December 20, 2014
We prefer to wave away the warning signs; like The Interview, Mulholland Drive was comfortably downplayed as over-the-top satire.Pyongyang Shuffle: Hollywood In Dead Panic Over Sony Hack
December 19, 2014
And if any police were warning bars against serving the Santas, “that would be improper behavior by a government official.”Before the Bros, SantaCon Was as an Anti-Corporate Protest
December 12, 2014
The brothers must be on the watch, and ready to join her at a moment's warning.Harriet, The Moses of Her People
Sarah H. Bradford
There was profound conviction in the emphasis with which she spoke her warning.
The Inspector shot a word of warning to Gilder in an aside that Dick could not hear.
Was not the deed perpetrated as an example and warning for himself?A Theological-Political Treatise [Part IV]
Benedict of Spinoza
She was much inclined to laugh, however; for it did not seem to her that the warning was at all necessary.Rico and Wiseli
- a hint, intimation, threat, etc, of harm or danger
- advice to beware or desist
- an archaic word for notice (def. 6)
- (prenominal) intended or serving to warna warning look
- (of the coloration of certain distasteful or poisonous animals) having conspicuous markings, which predators recognize and learn to avoid; aposematic
- to notify or make (someone) aware of danger, harm, etc
- (tr; often takes a negative and an infinitive) to advise or admonish (someone) as to action, conduct, etcI warn you not to do that again
- (takes a clause as object or an infinitive) to inform (someone) in advancehe warned them that he would arrive late
- (tr; usually foll by away, off, etc) to give notice to go away, be off, etche warned the trespassers off his ground
Word Origin and History for warning
Old English warnian "to give notice of impending danger," also intransitive, "to take heed," from West Germanic *warnojanan (cf. Old Norse varna "to admonish," Old High German warnon "to take heed," German warnen "to warn"); related to Old English wær "aware, cautious" (see wary). Related: Warned; warning.