dusting

1. A light snowfall. (countable) · The rooves are covered with a dusting of snow.
2. A light covering of something. (countable) · Cover the cake with a dusting of confectioner's sugar.
3. The act of removing dust from the furniture, as a household chore. (countable, uncountable) · Tuesday is the day when I do the dusting.
4. A beating. (colloquial, countable)
5. A maintenance or comfort behaviour in which a bird flushes fine dirt through the feathers; dustbathing. (countable, uncountable)

الجمع dustings