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cool Definition

cool (ko̵̅o̅l)

adjective

  1. moderately cold; neither warm nor very cold
  2. tending to reduce discomfort in warm or hot weather cool clothes
    1. not excited; calm; composed cool in an emergency
    2. ☆ marked by control of the emotions; restrained cool jazz
    3. Slang emotionally uninvolved; uncommitted; dispassionate
  4. showing dislike or indifference; not cordial a cool manner
  5. calmly impudent or bold
  6. not suggesting warmth: said of colors in the blue-green end of the spectrum
  7. Informal without exaggeration he won a cool thousand dollars
  8. ☆ Slang very good, pleasing, etc.; excellent

Etymology: ME & OE col < IE base *gel-, cold, to freeze > chill, cold, L gelu

adverb

in a cool manner

noun

  1. a cool place, time, thing, part, etc. the cool of the evening
  2. ☆ Slang cool, dispassionate attitude or manner

intransitive verb

to become cool or colder

Etymology: ME colien < OE colian, to cool

transitive verb

to make cool or colder

cool Related Forms

cool′·ish adjective cool′ly adverb cool′·ness noun

cool Idioms

cool down

  1. to lower the body temperature, pulse, etc. after vigorous exercise
  2. to become less heated, passionate, agitated, angry, etc.

cool it

☆

Slang to calm down

cool off

  1. to calm down
  2. to lose enthusiasm, interest, etc.

cool out

☆ Slang

to make or become relaxed, calm, mollified, etc. soothing words cooled him out

play it cool

☆

Slang to exercise strict control over one's emotions; stay aloof, unenthusiastic, or uncommitted

cool Synonyms

cool

modif.

  1. Having a low temperature

    cooling, chilly, frosty, somewhat cold, moderately cold, heat-repelling, shivery, chill, chilling, refrigerated, iced, air-conditioned, crisp, fresh, snappy, nippy, nipping, biting, bracing, brisk, refreshing; see also cold 1.

    Antonyms tepid, warm*, heated. *

  2. Calm

    unruffled, imperturbable, composed, collected, calm, levelheaded, nonchalant, unexcited, unflappable, coolheaded, dispassionate, uninvolved, unemotional, restrained, deliberate, controlled, self-possessed, serene, relaxed, together*; see also calm 1.

  3. Not cordial

    distant, disapproving, lukewarm; see aloof, indifferent 1, unfriendly 2.

  4. *Excellent

    neat*, great*, with-it*; see excellent, fashionable, modern 1.

cool, in this comparison, implies freedom from the heat of emotion or excitement, suggesting a calm, dispassionate attitude or a controlled alertness in difficult circumstances to keep cool in an emergency; composed suggests readiness to meet a trying situation through self-possession or the disciplining of one's emotions; collected stresses being in full command of one's faculties or emotions in a distracting situation; unruffled suggests the maintenance of poise or composure in the face of something that might agitate or embarrass one; nonchalant stresses a cool lack of concern or casual indifference

play it cool*

hold back, underplay, exercise restraint; see restrain oneself.

cool Synonyms

cool

v.

  1. To become cool

    lose heat, moderate, lessen, freeze, reduce, calm, chill, cool off, become cold, be chilled to the bone, become chilly; see also freeze 1.

    Antonyms warm up, thaw*, heat. *

  2. To cause to become cool

    chill, refrigerator, ice, temper, mitigate, moderate, lessen, abate, allay, calm, air-cool, air-condition, precool, frost, reduce the temperature of, freeze, quick-freeze; see also freeze 2.

    Antonyms burn*, warm*, defrost.

cool Usage Examples

Object

  • breeze: Mosquito blinds to all windows to take advantage of the cooling evening breeze.
  • tower: THE BEST CITY FOR LIVING IN THE WHOLE WORLD THE BRIEF: to redesign the two cooling towers next to Meadowhall.
  • fan: Each bedroom has its own individual style, ambiance, ceiling fans or cooling free-standing fans.
  • rack: Remove from grill and allow cake to rest in the pan for 10 minutes, then invert onto a cooling rack.
  • fin: Both the frame and the drive trays are made of aluminum and feature cooling fins.
  • reactor: There are also a number of backup systems to cool the reactor down.

Preposition: on

rack: Remove from the tin and cool on a rack.

Preposition: as

cucumber: He went into the line as cool as a cucumber and fought his Company splendidly.

Adjective modifier

super: Other than that, it's flawless down to the lovely presentation - even the animated loading screen is super cool!

Modifies a noun

  • breeze: In between bands people were nipping outside to catch any cool breezes that might be blowing through The Calls.
  • stuff: Click here to change your colors & layout, and add cool stuff to your page!
  • gadget: William, Epsom - Nov '05 This iZ a cool gadget.
  • beachwear: Surf Stuff features cool beachwear and a radical surfboard.
  • air: What is immediately apparent is the cool fresh air circulating around the bunker.
  • climate: At warm temperatures we use up more enzymes than in a cool climate.

Used with adjective complement

stay: To help stay cool while working hard, these garments open up widely.

Followed by an intransitive particle

  • down: She put it on the table to cool down.
  • off: In the garden is a swimming pool in which to cool off.

Preposition: in

summer: We desire an indoor climate in which we feel comfortable - warm enough in winter, cool in summer.

Noun used with modifier

daddy: Recent News UWE Student found ideal course through Clearing Boardroom bully to daddy cool in just 20 minutes!