lose your head

US /luːz jʊər hɛd/
UK /luːz jʊər hɛd/
"lose your head" picture
1.

冷静さを失う, 我を忘れる

to become very angry or excited and not behave in a calm, sensible way

:
When the fire alarm went off, everyone started to lose their head.
火災報知器が鳴ったとき、みんな冷静さを失い始めた。
It's important to stay calm and not lose your head in a crisis.
危機に際しては、冷静さを保ち、冷静さを失わないことが重要です。