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

before 900; Middle English (noun); Old English war(e)nung precaution; see warn, -ing1, -ing2
Related formswarn·ing·ly, adverb

Synonyms for warning

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for warningly

Historical Examples of warningly

  • “Keep low,” cried the corporal, warningly, in the excitement of the moment.

    The Law-Breakers

    Ridgwell Cullum

  • When your feet touch––fire; and,” warningly––“remember, 194 not before.

  • "You had better keep your memories to yourself in case you meet her," said she, warningly.

    Tony Butler

    Charles James Lever

  • "Don't you start moralizing, Martin," said Mr. Jones warningly.


    Joseph Conrad

  • They hear you––they will,” she said, warningly, “come in here.

    The Bondwoman

    Marah Ellis Ryan

British Dictionary definitions for warningly



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
Derived Formswarningly, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012