- the cool[singular] cool air or a cool place
- the cool of the evening
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- [uncountable] (informal) the quality of being fashionable, attractive or impressive
- all the cool of high fashion
- Her new look is the ultimate in cool.
- In 60s Hollywood, Steve McQueen was the King of Cool.
Word OriginOld English cōl (noun), cōlian (verb), of Germanic origin; related to Dutch koel, also to cold.
Idioms
See cool in the Oxford Advanced American Dictionarykeep your cool
- (informal) to remain calm in a difficult situation
- He kept his cool on the convention floor when he was heckled by a young Republican.
lose your cool
- (informal) to become angry or excited
- I lost my cool and shouted at them.
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cool