Idiom meaning, usage examples, facts

A B C D E F G H I J K L M N O P R S T U W Y
LOSE (ONE'S) COOL
to become angry
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1. When another soccer player tripped Mary and the referee didn’t notice, Mary lost her cool and shoved the other girl back.
2. I know you think Tom stole your idea, but you can’t lose your temper in this meeting. Don’t lose your cool.

Synonym: lose (one’s) temper. Antonym: keep one’s cool.


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