- comparative of cool.
cooler
Americannoun
-
coolers
plural
-
a container or apparatus, as an insulated chest, in which something may be cooled or kept cool.
-
an air conditioner.
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a tall drink, consisting of liquor, soda, and a fruit garnish.
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Slang. the cooler, jail.
He was in the cooler for three months for petty theft.
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Ice Hockey Slang. penalty box.
noun
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a container, vessel, or apparatus for cooling, such as a heat exchanger
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a slang word for prison
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a drink consisting of wine, fruit juice, and carbonated water
Other Word Forms
Noun Inflected Forms
Etymology
Origin of cooler
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
See Examples For:
House to represent Arizona’s 8th Congressional District, said she routinely went out in the middle of the night to repair signs since it was cooler.
From The Wall Street Journal ● Oct. 8, 2026
That allows hotter and higher seas to slosh from the far western equatorial Pacific — like Indonesia — east to a normally cooler part of the ocean near Peru, Amaya said.
From Los Angeles Times ● Oct. 7, 2026
The subject of this study, HD 3167 b, is noticeably cooler than its expected maximum, providing strong evidence that it has an atmosphere.
From Science Daily ● Oct. 7, 2026
But the cooler spell is not expected to last, with temperatures set to rise towards average over the weekend.
From BBC ● Oct. 6, 2026
They marched at night, when the surface of the pack was slightly cooler and harder, but even so the labor was horrendous.
From "Shipwreck at the Bottom of the World" by Jennifer Armstrong
Conventional air conditioners and spot coolers offer relief, but Kono's firm has many open areas to allow trucks and heavy equipment to operate.
From Barron's ● Aug. 25, 2026
They carry blankets, coolers, and totes with dinner.
From Salon ● Aug. 11, 2026
This week, the city announced its "aggressive" plan to tackle the outbreak, saying it would work to test all the water coolers in the area.
From BBC ● Jul. 10, 2026
As whole house fans and swamp coolers can suck additional pollutants inside, the department recommends using air purifiers or air conditioners as alternatives when possible.
From Los Angeles Times ● Jul. 4, 2026
Natalie crawled inside anyway, squeezing in between beach balls and Styrofoam coolers and pool noodles that floated in the floodwater.
From "Two Degrees" by Alan Gratz
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
