cool — English Dictionary

cool
Word-form referenceskool
Pronunciations (6)
  • /kuːl/
    Pronunciation notes
    • Received-Pronunciation
  • /kul/
    Pronunciation notes
    • US
  • /kʉl/
    Pronunciation notes
    • Scotland
  • /kʲɪul/
  • /kʲuːl/
  • /kʲeul/

Adjective

  1. Of a mildly low temperature.

    Synonyms
    Examples

    The evening air is cool.

    I like cool weather the most 'cause it's not too hot to wear a jacket but I won't be too cold in my shorts.

    More examples (2)

    The day was cool and snappy for August, and the Rise all green with a lavish nature. Now we plunged into a deep shade with the boughs lacing each other overhead, and crossed dainty, rustic bridges over the cold trout-streams, the boards giving back the clatter of our horses' feet:[…].

    Many exoplanets have been found orbiting dwarf stars that are much cooler and smaller than our sun, such as the famed TRAPPIST-1 system and its seven planets, announced in 2017.

  2. Allowing or suggesting heat relief.

    Examples

    Linen has made cool and breathable clothing for millennia.

    More examples (1)

    Now that she had rested and had fed from the luncheon tray Mrs. Broome had just removed, she had reverted to her normal gaiety. She looked cool in a grey tailored cotton dress with a terracotta scarf and shoes and her hair a black silk helmet.

  3. Of a color, in the range of violet to green.

    Antonyms
    Examples

    If you have a reddish complexion, you should mainly wear cool colors.

  4. Not showing emotion; calm and in control of oneself.

    Usage
    • of a person
    Antonyms
    Examples

    Try to stay cool.

    Be cool. There's no need to panic.

  5. Unenthusiastic; lukewarm; skeptical.

    Antonyms
    Examples

    His proposals had a cool reception.

  6. Calmly audacious.

    Usage
    • Obsolete
    Examples

    Its cool stare of familiarity was intolerable.

    In that supposed event, you say, you will destroy the Union; and then, you say, the great crime of having destroyed it will be upon us! That is cool.

    More examples (1)

    "Well, that's cool," said Laurie to himself, "to have a picnic and never ask me!"

  7. Applied facetiously to a sum of money, commonly as if to give emphasis to the largeness of the amount.

    Examples

    Who will lend me a cool hundred.

    But she had wrote out a little coddleshell in her own hand a day or two afore the accident, leaving a cool four thousand to Mr. Matthew Pocket.

    More examples (2)

    You remember Bulger, don't you? You lost a cool hundred to him one night here over the cards, eh?

    My father was talking to the World's Fair Commission yesterday, and they estimate it's going to cost a cool fifty million.

  8. Knowing what to do and how to behave; behaving with effortless and enviable style and panache; considered popular by others.

    Usage
    • Informal
    • of a person
    Examples

    That is a cool jacket.

    More examples (4)

    […] while the coachman holding whip and reins in one hand, takes off his hat with the other, and resting it on his knees, pulls out his handkerchief, and wipes his forehead, partly because he has a habit of doing it, and partly because it's as well to shew the passengers how cool he is, and what an easy thing it is to drive four-in-hand, when you have had as much practice as he has.

    Maggie the au pair, and Pam P. on the school bus and Billy G. with his Grateful Dead records were all deeply cool people. But they weren’t cool because they smoked. They smoked because they were cool.

    He managed to conduct interviews with the least cool global figure – his father, Prince Charles – and the most cool, Barack Obama, in a way that allowed them both to look as good as they could.

    Is there a secret sauce that helps explain why people as different as David Bowie, Samuel L. Jackson and Charli XCX all seem so self-assured and, well, cool? A new study suggests that there are six specific traits that these people tend to have in common: Cool people are largely perceived to be extroverted, hedonistic, powerful, adventurous, open and autonomous.

  9. Fashionable; trendy; hip.

    Usage
    • Informal
    Examples

    You be nice without long hair. Now it's cool, hmm?

    More examples (1)

    2008, Lou Schuler, "Foreward", in Nate Green, Built for Show, page xii The fact that I was middle-aged, bald, married, and raising girls instead of chasing them didn't really bother me. Muscles are cool at any age.

  10. All right; acceptable; good.

    Usage
    • Informal
    Examples

    Is it cool if I sleep here tonight?

    More examples (1)

    Now everything's cool, Drac's a part of the band / And my Monster Mash is the hit of the land / For you, the living, this Mash was meant too / When you get to my door, tell them Boris sent you.

  11. Very interesting or exciting.

    Usage
    • Informal
    Synonyms
    Examples

    I think astronomy is really cool.

  12. Followed by with: able to tolerate.

    Usage
    • Informal
    Synonyms
    easyfinenot botherednot fussed
    Examples

    I'm completely cool with my girlfriend leaving me.

  13. Of a pair of people, Having good relations.

    Usage
    • Informal
    Examples

    We're cool, right?

Noun

  1. A moderate or refreshing state of cold; moderate temperature of the air between hot and cold; coolness.

    Usage
    • Uncountable
    Examples

    in the cool of the morning

  2. A calm temperament.

    Usage
    • Uncountable
  3. The property of being cool, popular or in fashion.

    Usage
    • Uncountable

Verb

  1. To lose heat, to get colder.

    Usage
    • Intransitive
    • literally
    Synonyms
    Examples

    I like to let my tea cool before drinking it so I don't burn my tongue.

  2. To make cooler, less warm.

    Usage
    • literally
    • Transitive
    Examples

    Send Lazarus, that he may dip the tip of his finger in water, and cool my tongue.

  3. To become less intense, e.g. less amicable or passionate.

    Usage
    • Figurative
    • Intransitive
    Examples

    Relations cooled between the USA and the USSR after 1980.

  4. To make less intense, e.g. less amicable or passionate.

    Usage
    • Figurative
    • Transitive
    Examples

    We have reason to cool our raging motions, our carnal stings, our unbitted lusts.

  5. To kill, murder.

    Usage
    • Dated
    • Slang
    • Transitive
    Examples
    More examples (1)

    Maybe he would die. That would mean I had murdered him. I smiled, trying the idea on for size. One of the things that always had cheesed me a little was that I had no kills to my credit. I'd been in plenty of rumbles, but somehow, I'd never cooled anyone. Well maybe now I had my first one. I couldn't feel very proud of skulling an old man, but at least I could say that I'd scored. That was a big kick.

    Big-mouth got up as fast as he could, and I was thinking how much heart he had. But I ran toward him like my life depended on it; I wanted to cool him.

  6. To relax, hang out.

    Usage
    • Intransitive
    • Slang
    Synonyms
    Examples

    Seen my homeboys coolin' way way out / Told 'em bout my mornin' cold bugged' em out

    "What up, kid?" ¶ "Coolin'."

    More examples (1)

    Asbestos? Raa, dat's a dangerous t'ing boy, dat ain't good. You know what though, you guys should min' yourselves walkin' street star, dere's bere nutters about. I know you're in a crew but boy can't you jus' cool' at someone's house?'

Noun

  1. A measure of butter, usually around 40lb; a container holding such an amount of butter.

    Usage
    • Ireland
    • Archaic
    Examples

    Father Conmee saluted Mr William Gallagher and perceived the odours that came from baconflitches and ample cools of butter.

Adjective

  1. neither warm nor very cold; giving relief from heat

    Antonyms
    Examples

    a cool autumn day

    a cool room

    More examples (3)

    cool summer dresses

    cool drinks

    a cool breeze

  2. marked by calm self-control (especially in trying circumstances); unemotional

    Examples

    play it cool

    keep cool

    More examples (2)

    stayed coolheaded in the crisis

    the most nerveless winner in the history of the tournament

  3. inducing the impression of coolness; used especially of greens and blues and violets when referring to color

    Antonyms
    Examples

    cool greens and blues and violets

    the cool sound of rushing water

  4. psychologically cool and unenthusiastic; unfriendly or unresponsive or showing dislike

    Antonyms
    Examples

    relations were cool and polite

    a cool reception

    More examples (1)

    cool to the idea of higher taxes

  5. being satisfactory or in satisfactory condition

    Examples

    an all-right movie

    the passengers were shaken up but are all right

    More examples (5)

    is everything all right?

    everything's fine

    things are okay

    dinner and the movies had been fine

    another minute I'd have been fine

  6. used of a quantity or amount (especially of money) for emphasis

    Examples

    a cool million bucks

  7. fashionable and attractive at the time; often skilled or socially adept

    Examples

    he's a cool dude

    that's cool

    More examples (2)

    Mary's dress is really cool

    it's not cool to arrive at a party too early

Noun

  1. the quality of being at a refreshingly low temperature

    Examples

    the cool of early morning

  2. great coolness and composure under strain

    Examples

    keep your cool

Verb

  1. make cool or cooler

    Antonyms
    Broader terms
    Examples

    Chill the food

  2. loose heat

    Antonyms
    Broader terms
    Examples

    The air cooled considerably after the thunderstorm

  3. lose intensity

    Broader terms
    Examples

    His enthusiasm cooled considerably

Word forms
coolercoolestc00lk00lkewlkoolqewlqoolcoocoolecoolscoolingcooledcooledcools

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