Cool

/kuːl/

Meaning & Definition

noun
A state of calmness or composure.
He kept his cool even when faced with criticism.
A quality of being fashionable or stylish.
Her sense of cool sets her apart from the rest.
verb
To lower the temperature of something.
Please cool the soup before serving it.
adjective
Moderately cold; a slightly low temperature.
The room was cool and refreshing after being outside in the heat.
Calm and composed; not easily excited or agitated.
He remained cool under pressure during the difficult meeting.
Fashionable or impressive; appealing to a particular aesthetic or style.
She wore a cool outfit that everyone admired.
Awesome or excellent; used to express approval.
That concert was so cool; I can't wait to go to another one!

Etymology

Middle English cole, of Germanic origin; related to Dutch koel and German kühl.

Common Phrases and Expressions

cool down
To become less agitated or to reduce temperature.
cool as a cucumber
Very calm and relaxed, especially in difficult situations.
keep it cool
To remain calm or composed.

Related Words

chill
To relax; to calm down.
frosty
Very cold, characterized by frost.
aloof
Not friendly or forthcoming; cool and distant.

Slang Meanings

Awesome or impressive.
That concert was so cool!
Calm or not easily excited.
He was cool when facing the challenge.
Stylish or trendy.
Her new shoes are super cool.