reddust
nounUK /ˈrɛd dʌst/
US /ˈrɛd dʌst/
Red dust is tiny bits of red dirt that float in the air or cover things.
After the storm, a layer of red dust covered the car.
OTHER MEANINGS
2. Fine reddish particles carried by wind in dry regions.
The outback wind blew red dust across the road.
3. A reddish powder left on Mars-like surfaces or rusty metal.
Scientists studied the red dust on the old iron gate.
4. A nickname for the dusty red ground of desert areas.
Travelers call the desert floor red dust.