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Definitions

cool

[kool] / kul /




VERB
reduce temperature, chill down
Synonyms
Antonyms
STRONGEST
WEAK




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.

That may have been outré to a middle and high-schooler trying to be cool, but at some point post-college, the Chili Peppers became synonymous with sweaty fools passing out in strip mall parking lots.

From Salon • Apr. 4, 2026

Silicon Valley’s success and mythmaking long ago transformed the once-ridiculed computer nerd into the cool tech bro.

From MarketWatch • Apr. 4, 2026

"It's really cool to have gone in this direction that I totally wasn't expecting," she said.

From Science Daily • Apr. 3, 2026

Deciding to be the cool girl, I slid into the not-quite-clean seat and took a deep breath.

From Los Angeles Times • Apr. 3, 2026

For the rest of that night Karli lay there tossing and turning, sometimes delirious, and all three of us took turns to try to cool him.

From "An Elephant in the Garden" by Michael Morpurgo