IdiomBody & SensesDanish

At slå koldt vand i blodet

Meaning: To calm down and keep a cool head.

Literally: To pour cold water into the blood

Example: “Slå koldt vand i blodet, vi når det nok.” — Keep your cool; we'll make it.

English equivalent: Keep one's cool

Origin: "To pour cold water into the blood": cooling one's blood so as not to act in the heat of the moment. Danish also says koldblodig (cold-blooded) for calm, and German has kaltes Blut bewahren (to keep cold blood). The phrase is used as an order or advice, slå koldt vand i blodet!, calm down. No first use is documented.

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