dust
[ˈdʌst]
1
dust
noun
- fine dry powder that builds up inside buildings on surfaces that have not recently been cleaned
- fine powder made up of very small pieces of earth or sand
- fine powder made from a particular substance
2
dust
verb
- to make (something) clean by brushing or wiping dirt and dust from the surface —often + off or down
- to cover (something) with a fine powder
