a container or device for keeping things cool, especially drinks, a cell in which a prisoner is kept in solitary confinement

play it cool, cooler heads prevail, cooler than a cucumber

Formal and Informal Expressions of cooler

In different contexts, you can replace 'cooler' with suitable alternatives. In a more formal setting, 'container, device' is apt. In informal speech or writing, 'fridge, ice chest' is a commonplace synonym.

cooler: Explore its Definition & Usage

cooler Definition

1a container or device for keeping things cool, especially drinks
2a cell in which a prisoner is kept in solitary confinement

Using cooler: Examples

Take a moment to familiarize yourself with how "cooler" can be used in various situations through the following examples!

Example
He put the beer in the cooler to keep it cold.
Example
The prisoner was sent to the cooler for three days as punishment.

cooler Synonyms and Antonyms

Synonyms for cooler

Phrases with cooler

play it cool
to behave in a calm and controlled way, especially in a difficult situation
Example
Even though he was nervous, he tried to play it cool during the job interview.
cooler heads prevail
people who remain calm and rational are more likely to succeed in a difficult situation than those who panic
Example
In times of crisis, it's important to remember that cooler heads prevail.
cooler than a cucumber
very calm and composed, especially in a difficult situation
Example
Even though he was under a lot of pressure, he remained cooler than a cucumber.

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Summary: cooler in Brief

A 'cooler' [ˈkuːlə(r)] is a container or device used to keep things cool, such as drinks. It can also refer to a cell used for solitary confinement, as in 'The prisoner was sent to the cooler for three days as punishment.' Phrases like 'play it cool' and 'cooler heads prevail' emphasize the importance of remaining calm and composed in difficult situations.