- moderately cold; neither warm nor cold: a rather cool evening.
- feeling comfortably or moderately cold: I'm perfectly cool, but open the window if you feel hot.
- imparting a sensation of moderate coldness or comfortable freedom from heat: a cool breeze.
- permitting such a sensation: a cool dress.
- not excited; calm; composed; under control: to remain cool in the face of disaster.
- not hasty; deliberate: a cool and calculated action.
- lacking in interest or enthusiasm: a cool reply to an invitation.
- lacking in warmth or cordiality: a cool reception.
- calmly audacious or impudent: a cool lie.
- aloof or unresponsive; indifferent: He was cool to her passionate advances.
- unaffected by emotions; disinterested; dispassionate: She made a cool appraisal of all the issues in the dispute.
- Informal. (of a number or sum) without exaggeration or qualification: a cool million dollars.
- (of colors) with green, blue, or violet predominating.
- great; fine; excellent: a real cool comic.
- characterized by great facility; highly skilled or clever: cool maneuvers on the parallel bars.
- socially adept: It's not cool to arrive at a party too early.
- acceptable; satisfactory; okay: If you want to stay late, that's cool.
- Informal. coolly.
- (used to express acceptance): Okay, cool! I'll be there at 10:00.
- (used to express approval, admiration, etc.): He got the job? Cool!
- something that is cool; a cool part, place, time, etc.: in the cool of the evening.
- calmness; composure; poise: an executive noted for maintaining her cool under pressure.
- to become cool (sometimes followed by down or off): The soup cooled in five minutes. We cooled off in the mountain stream.
- to become less ardent, cordial, etc.; become moderate.
- to make cool; impart a sensation of coolness to.
- to lessen the ardor or intensity of; allay; calm; moderate: Disappointment cooled his early zealousness.
- cool down, to bring the body back to its normal physiological level after fast, vigorous exercise or activity by gradually slowing the pace of activity or by doing gentle exercises or stretches.
- cool off, Informal. to become calmer or more reasonable: Wait until he cools off before you talk to him again.
- cool out, Slang. to calm or settle down; relax: cooling out at the beach.
Origin of cool
Synonyms for coolSee more synonyms for on Thesaurus.com
Antonyms for cool
Related Words for coolnessnonchalance, calmness, serenity, composure, nerve, dispassion, audacity, aplomb, cold, impudence, assurance, sangfroid
Examples from the Web for coolness
Contemporary Examples of coolness
Kim approached her career with tenacity and sincerity; any sort of coolness, remove, or privacy was not a luxury she could afford.Kim Kardashian Isn't the Butt of Jokes Anymore
August 14, 2014
Each time Emma Stone or Mila Kunis have a new movie coming out, a flurry of odes to their “coolness” hit the web.Why Do We Still Hate Gwyneth Paltrow?
May 2, 2013
As usual, I smell … perfume—but possibly a perfume with a bit of coolness.NY Museum Stages First ‘Scent’ Exhibit
November 2, 2012
The remoteness, the coolness, the lecturing style is now a liability.A Devastating Presidential Parody
October 8, 2012
You have to credit the Obama campaign—and the man at the top—with a remarkable degree of skill matched by coolness and nerve.Obama, Clinton Scored Back to Back Home Runs With Their Speeches
September 8, 2012
Historical Examples of coolness
There is a coolness amid all the heat, a mildness in the blazing noon.The Old Manse (From "Mosses From An Old Manse")
His strength and coolness were a great comfort both to Hester and the major.Weighed and Wanting
He walked about the Gardens, delighting in the quiet and the coolness.The Foolish Lovers
St. John G. Ervine
The feel of autumn was in the air, and the coolness made the marching brisker.The Rock of Chickamauga
Joseph A. Altsheler
I only wish you had come upon me in a more prepossessing condition as to coolness.'Little Dorrit
- moderately colda cool day
- comfortably free of heata cool room
- producing a pleasant feeling of coldnessa cool shirt
- able to conceal emotion; calma cool head
- lacking in enthusiasm, affection, cordiality, etca cool welcome
- calmly audacious or impudent
- informal (esp of numbers, sums of money, etc) without exaggeration; actuala cool ten thousand
- (of a colour) having violet, blue, or green predominating; cold
- (of jazz) characteristic of the late 1940s and early 1950s, economical and rhythmically relaxed
- informal sophisticated or elegant, esp in an unruffled way
- informal excellent; marvellous
- not standard in a cool manner; coolly
- coolnessthe cool of the evening
- slang calmness; composure (esp in the phrases keep or lose one's cool)
- slang unruffled elegance or sophistication
- (usually foll by down or off) to make or become cooler
- (usually foll by down or off) to lessen the intensity of (anger or excitement) or (of anger or excitement) to become less intense; calm down
- cool it (usually imperative) slang to calm down; take it easy
- cool one's heels to wait or be kept waiting
Word Origin for cool
Old English col "not warm" (but usually not as severe as cold), also, of persons, "unperturbed, undemonstrative," from Proto-Germanic *koluz (cf. Middle Dutch coel, Dutch koel, Old High German kuoli, German kühl "cool," Old Norse kala "be cold"), from PIE root *gel- "cold, to freeze" (see cold (adj.)).
Applied since 1728 to large sums of money to give emphasis to amount. Meaning "calmly audacious" is from 1825. Slang use for "fashionable" is 1933, originally Black English; modern use as a general term of approval is from late 1940s, probably from bop talk and originally in reference to a style of jazz; said to have been popularized in jazz circles by tenor saxophonist Lester Young. Related: Coolly.
c.1400, "coldness, coolness," from cool (adj.). Meaning "one's self-control, composure" (the thing you either keep or lose) is from 1966.
Old English colian, "to lose warmth," also figuratively, "to lose ardor," from the root of cool (adj.). Meaning "to cause to lose warmth" is from late 14c. Related: Cooled; cooling.
In addition to the idioms beginning with cool
- cool as a cucumber
- cool down
- cool it
- cool off
- cool one's heels
- cool out
- keep cool
- keep one's cool
- play it cool