1. A refrigerator for cooling liquids
   "They filled the cooler with drinks for the picnic";
   - ice chest
    
2. An iced drink especially white wine and fruit juice
   "The wine cooler was a refreshing choice for the picnic"
    
3. [informal] A cell for violent prisoners
   "The unruly inmate was placed in the cooler to calm down";
   - tank [N. Amer, informal]
    
4. An insulated box used for keeping food and drink cold
   "They packed sandwiches and drinks in a cooler for the beach picnic";
   - coolbox [Brit], cool bag [Brit], icebox, Esky [Austral], chilly bin [NZ]

1. Neither warm nor very cold; giving relief from heat
   "cool summer dresses"; "cool drinks"; "a cool breeze"; "a cool autumn day"; "a cool room"
    
2. [informal] Fashionable and attractive at the time; often skilled or socially adept
   "Mary's dress is really cool"; "it's not cool to arrive at a party too early"; "he's a cool dude"; "that's cool"
    
3. Marked by calm self-control (especially in trying circumstances); unemotional
   "play it cool"; "keep cool";
   - coolheaded, nerveless
    
4. [informal] Being satisfactory or in satisfactory condition
   "the passengers were shaken up but are cool";
   - all right, fine, o.k., OK, okay, hunky-dory [informal], alright, jake [N. Amer, Austral, NZ, informal]
    
5. Psychologically cool and unenthusiastic; unfriendly, unresponsive or showing dislike
   "cool to the idea of higher taxes"; "relations were cool and polite"; "a cool reception"
    
6. Inducing the impression of coolness; used especially of greens and blues and violets when referring to colour
   "cool greens and blues and violets"; "the cool sound of rushing water"
    
7. [informal] Used of a quantity or amount (especially of money) for emphasis
   "a cool million bucks"

Derived forms: coolers

See also: air-conditioned, air-cooled, caller [UK, dialect], cold, composed, emotionalism, emotionality, fashionable, hip [informal], precooled, satisfactory, stylish, temperature, unagitated, unemotional, unfriendly, unqualified, unresponsive, water-cooled

Type of: beverage, box, cell, drink, drinkable, fridge [informal], icebox [US], jail cell, peter [Austral, NZ, informal], potable [formal], prison cell, refrigerator

Antonym: warm

Encyclopedia: Cooler