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English definition of “warning”

warning

noun [C or U]     /ˈwɔː.nɪŋ/ US  /ˈwɔːr-/
B1 something that makes you understand there is a possible danger or problem , especially one in the future : Completely without warning he turned up on my doorstep with all four children ! There's a warning on the cigarette packet that says ' Tobacco seriously damages health '. I'm not surprised you feel ill - let it be a warning to you! Just a word of warning - restaurants in this area can be very expensive .formal The government have today issued a warning about the dangers of sunbathing . They can't dismiss you just like that - they have to give you a written warning first. The police fired warning shots but the protesters took no notice .Threats and warnings warning sign a physical condition that shows someone has a disease : The warning signs of the illness are respiratory problems and dizziness .Threats and warnings Grammar:WarningsA warning is something that makes us aware of possible danger. There are a number of ways of warning someone. Warnings can be weak or strong.
(Definition of warning noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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