cool

n. coldness; poise, composure

adj. slightly cold; indifferent, uncaring, aloof; composed, deliberate; great, terrific (Slang)

v. chill, make slightly cold; be chilled, become slightly cold; calm, soothe

Cool may refer to:A relatively low temperature Coolness, an aesthetic of attitude, behavior, comportment, appearance and styleClassroom Object-Oriented Language, an object-oriented computer language for writing expert systemsCountry of Origin Labeling, a provision of the U.S. 2002 Farm BillCool jazzAn alternative name for Cumhail, a figure in Irish mythology "Cool" (Leonard Bernstein song), a Bernstein / Sondheim song from the 1957 musical West Side Story"Cool" (song), a song from Gwen Stefani's album Love. Angel. Music. Baby.Cool TV (Central Europe), a Hungarian television channelCoolTV, a Canadian cable television channelCool (group), the K-pop group.The Coastal Ocean Observation Lab at the Institute of Marine and Coastal Sciences at Rutgers University in New Jersey.The Cool, a 2007 album by Lupe Fiasco. Fabien Cool, a French football (soccer) goalkeeperTré Cool, drummer of the American band Green Day
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Noun
1. the quality of being cool; "the cool of early morning"
(hypernym) coldness, cold, low temperature
(derivation) chill, cool down
2. great coolness and composure under strain; "keep your cool"
(synonym) aplomb, assuredness, poise, sang-froid
(hypernym) composure, calm, calmness, equanimity
Verb
1. make cool or cooler; "Chill the food"
(synonym) chill, cool down
(antonym) heat, heat up
(hypernym) change, alter, modify
(hyponym) quench
(cause) chill, cool down
2. loose heat; "The air cooled considerably after the thunderstorm"
(synonym) chill, cool down
(antonym) heat, hot up, heat up
(hypernym) change state, turn
3. lose intensity; "His enthusiasm cooled considerably"
(synonym) cool off, cool down
(hypernym) change
Adjective
1. neither warm or very cold; giving relief from heat; "a cool autumn day"; "a cool room"; "cool summer dresses"; "cool drinks"; "a cool breeze"
(antonym) warm
(similar) air-conditioned
(see-also) cold
(attribute) temperature
2. marked by calm self-control (especially in trying circumstances); unemotional; "play it cool"; "keep cool"; "stayed coolheaded in the crisis"; "the most nerveless winner in the history of the tournament"
(synonym) coolheaded, nerveless
(similar) composed
3. (color) inducing the impression of coolness; used especially of greens and blues and violets; "cool greens and blues and violets"
(antonym) warm
(similar) cold
4. psychologically cool and unenthusiastic; unfriendly or unresponsive or showing dislike; "relations were cool and polite"; "a cool reception"; "cool to the idea of higher taxes"
(antonym) warm
(similar) chilly, unfriendly
(see-also) unagitated
(attribute) emotionality, emotionalism
5. used of a number or sum and meaning without exaggeration or qualification; "a cool million bucks"
(similar) unqualified
(classification) colloquialism
6. fashionable and attractive at the time; often skilled or socially adept; "he's a cool dude"; "that's cool"; "Mary's dress is really cool"; "it's not cool to arrive at a party too early"
(similar) fashionable, stylish
(classification) colloquialism

adj. cool, great, excellent

adj. calm, relaxed, peaceful