cool off
Idioms-
see cool down .
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Also, . Calm down, become less ardent, angry, or agitated, as in We can't discuss it until you've cooled off . The verb cool alone has been used in this sense since approximately a.d. 1000; off and down were added in the late 1800s, and Davy Crockett's Almanac (1836) had: “Resting a while, just long enough to cool out a little.”
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Also, cool out . Kill someone, as in They threatened to cool off his brother . [ Slang ; first half of 1800s] Also see cool out , def. 2.
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.
Conditions are expected to cool off by 5 to 7 degrees on Thursday and then return to nearly normal by Friday, Wofford said.
From Los Angeles Times ● Jul. 15, 2026
Residents can also cool off with a dip in the glittering pool, which comes complete with a large lounging area.
From MarketWatch ● Jul. 7, 2026
In times of extreme heat, sunburns are even more dangerous because they limit the body’s ability to cool off.
From The Wall Street Journal ● Jul. 3, 2026
The Berlin police used water cannons to help residents of the capital cool off for a second day running Sunday -- this time at the Olympia venue where singer Bruno Mars was performing.
From Barron's ● Jun. 28, 2026
Since the weather was sweltering, she suggested we cool off by jumping into the fountain in front of the building.
From "The Glass Castle" by Jeannette Walls
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.
