Definitions of cool:
- noun: the quality of being cool
Example: "The cool of early morning"
- noun: great coolness and composure under strain
Example: "Keep your cool"
- verb: loose heat
Example: "The air cooled considerably after the thunderstorm"
- verb: lose intensity
Example: "His enthusiasm cooled considerably"
- verb: make cool or cooler
- adjective: used of a number or sum and meaning without exaggeration or qualification
Example: "A cool million bucks"
- adjective: neither warm or very cold; giving relief from heat
Example: "A cool autumn day"
- adjective: psychologically cool and unenthusiastic; unfriendly or unresponsive or showing dislike
Example: "Relations were cool and polite"
- adjective: (color) inducing the impression of coolness; used especially of greens and blues and violets
Example: "Cool greens and blues and violets"
- adjective: marked by calm self-control (especially in trying circumstances); unemotional
Example: "Play it cool"
- adjective: fashionable and attractive at the time; often skilled or socially adept
Example: "He's a cool dude"
- name: A surname (rare: 1 in 50000 families; popularity rank in the U.S.: #6327)