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View synonyms for

cool

[kool]

adjective

cooler, coolest 
  1. moderately cold; neither warm nor cold.

    a rather cool evening.

    Antonyms: , , , ,
  2. feeling comfortably or moderately cold.

    I'm perfectly cool, but open the window if you feel hot.

  3. imparting a sensation of moderate coldness or comfortable freedom from heat.

    a cool breeze.

    Antonyms: , , , ,
  4. permitting such a sensation.

    a cool dress.

    Antonyms: , , , ,
  5. not excited; calm; composed; under control.

    to remain cool in the face of disaster.

    Synonyms: , , , ,
  6. not hasty; deliberate.

    a cool and calculated action.

  7. lacking in interest or enthusiasm.

    a cool reply to an invitation.

    Synonyms: , , , ,
    Antonyms: , , , ,
  8. lacking in warmth or cordiality.

    a cool reception.

    Synonyms: , , , ,
    Antonyms: , , , ,
  9. calmly audacious or impudent.

    a cool lie.

  10. aloof or unresponsive; indifferent.

    He was cool to her passionate advances.

  11. unaffected by emotions; disinterested; dispassionate.

    She made a cool appraisal of all the issues in the dispute.

  12. Informal.(of a number or sum) without exaggeration or qualification.

    a cool million dollars.

  13. (of colors) with green, blue, or violet predominating.

  14. Slang.

    1. great; fine; excellent.

      a real cool comic.

    2. characterized by great facility; highly skilled or clever.

      cool maneuvers on the parallel bars.

    3. socially adept.

      It's not cool to arrive at a party too early.

    4. acceptable; satisfactory; okay.

      If you want to stay late, that's cool.



adverb

  1. Informal.coolly.

interjection

  1. Slang.

    1. (used to express acceptance).

      Okay, cool! I'll be there at 10:00.

    2. (used to express approval, admiration, etc.).

      He got the job? Cool!

noun

  1. something that is cool; a cool part, place, time, etc..

    in the cool of the evening.

  2. coolness.

  3. calmness; composure; poise.

    an executive noted for maintaining her cool under pressure.

verb (used without object)

  1. to become cool (sometimes followed by down oroff ).

    The soup cooled in five minutes. We cooled off in the mountain stream.

  2. to become less ardent, cordial, etc.; become moderate.

verb (used with object)

  1. to make cool; impart a sensation of coolness to.

  2. to lessen the ardor or intensity of; allay; calm; moderate.

    Disappointment cooled his early zealousness.

    Synonyms: ,

verb phrase

  1. Informalto become calmer or more reasonable.

    Wait until he cools off before you talk to him again.

  2. cooldown.

  3. Slangto calm or settle down; relax.

    cooling out at the beach.

cool

/ ː /

adjective

  1. moderately cold

    a cool day

  2. comfortably free of heat

    a cool room

  3. producing a pleasant feeling of coldness

    a cool shirt

  4. able to conceal emotion; calm

    a cool head

  5. lacking in enthusiasm, affection, cordiality, etc

    a cool welcome

  6. calmly audacious or impudent

  7. informal(esp of numbers, sums of money, etc) without exaggeration; actual

    a cool ten thousand

  8. (of a colour) having violet, blue, or green predominating; cold

  9. (of jazz) characteristic of the late 1940s and early 1950s, economical and rhythmically relaxed

  10. informalsophisticated or elegant, esp in an unruffled way

  11. informalexcellent; marvellous

“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

adverb

  1. not_standardin a cool manner; coolly

“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

noun

  1. coolness

    the cool of the evening

  2. slangcalmness; composure (esp in the phrases keep or lose one's cool )

  3. slangunruffled elegance or sophistication

“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

verb

  1. to make or become cooler

  2. to lessen the intensity of (anger or excitement) or (of anger or excitement) to become less intense; calm down

  3. slang(usually imperative) to calm down; take it easy

  4. to wait or be kept waiting

“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
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Other Word Forms

  • coolingly adverb
  • coolish adjective
  • coolly adverb
  • coolness noun
  • overcool adjective
  • overcoolly adverb
  • overcoolness noun
  • recool verb
  • subcool verb (used with object)
  • ultracool adjective
  • uncooled adjective
  • well-cooled adjective
  • ˈǴDZԱ noun
  • ˈǴDZ adverb
  • ˈǴDZ adjective
  • ˈǴDZԲ adverb
  • ˈǴDZԲԱ noun
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Word History and Origins

Origin of cool1

First recorded before 1000; Middle English col, coul, Old English ō; cognate with Middle Low German ō, Old High German kuoli, German ü; cold, chill
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Word History and Origins

Origin of cool1

Old English ō; related to Old Norse ōԲ, Old High German kuoli; see cold , chill
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Idioms and Phrases

Idioms
  1. blow one's cool. blow.

  2. cool one's heels. heel.

  3. cool it, calm down; take it easy.

In addition to the idioms beginning with cool, also see keep cool; keep one's cool; play it cool.
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Synonym Study

See cold. See calm.
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Example Sentences

Examples have not been reviewed.

No amount of on-paper perfection can match the cool finesse of an ex you never really got over.

From

“He’s one of the best players in the game, so it’s pretty cool.”

From

“It was eye-opening because it taught me that the game was cool, and it wasn’t the game that I was upset at. It was the context surrounding the game.”

From

I’m so lucky that Quinta is like the coolest boss and that she gives me a heads-up for big stories, but I’m never like, “Whaaat?” or “Oh, I feel this ...”

From

"Not just because there were lots of pianos for sale, but Johnny was in the back recording the coolest bands in Birmingham at the time."

From

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.

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