cool off
US /kuːl ˈɔːf/
UK /kuːl ˈɔːf/
1.
to become less hot, or to make something less hot
:
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Let the soup cool off before you eat it.
•
The engine needs to cool off after a long drive.
2.
to become calm after being angry or excited
:
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He needs some time to cool off before we discuss this.
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After the argument, she went for a walk to cool off.