Idiom
lose one's cool and blow one's cool
Theme: ANGER - RELEASE
to lose one's temper; to lose one's nerve.(Slang.)Wow, he really lost his cool! What a tantrum!Whatever you do, don't blow your cool.
Slang
blow one's cool
Theme: ANGER
tr. to become angry.Now, now, don't blow your cool.I almost blew my cool when the dog wet my pants leg.