lose cool (redirected from blow cool)

lose one's cool and blow one's cool

to lose one's temper; to lose one's nerve. Wow, he really lost his cool! What a tantrum! Whatever you do, don't blow your cool.

See also: cool, lose

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lose your cool

to suddenly become very angry and start shouting I try to be patient with her but she was so irritating in that meeting, I just lost my cool.

See also: cool, lose

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lose your cool

to suddenly become very angry and start shouting I try to be patient with her but she made so many irritating comments, I absolutely lost my cool.

Opposite of: keep your cool

See also: cool, lose