Betydning av fyra for kråkene | Babel Free

Definisjoner

to use energy sources of the house in vain (e.g. to forget to cut off the light in the house when nobody is there; to make fire in the stove on a winter day in order to heat up the room while all the windows are open; to use a lot of energy to heat up a house instead of fixing a better wall insulation)

idiomatic