What is "dustings"

Usage examples of "dustings".

The doors and moldings along its length were a dark-grained hardwood with a faint sheen - real wood, not synthetic, that remembered a thousand dustings, cleanings, and re-oilings.

Would it be that way all winter, although he could scarcely call it winter, since only a few dustings of snow had fallen around the tower?

The road changed from dirt to pavement, and 1 ascended through an upscale subdivision filled with gray and beige mansionettes sporting tile roofs and landscaped lawns that looked desolate under their dustings of snow.

At first glance, it was almost pure white, although there were pale dustings of blue and reddish yellow.

The new fallen stuff was fluffy and still drifting down in fine dustings here and there.

After the wind, dustings of its deposits would be found in building corners and on lee sides of hills.