1. [ noun ] (geology) fine powdery material such as dry earth or pollen that can be blown about in the air

"the furniture was covered with dust"

Related terms: soil particulate fallout chalk_dust
2. [ noun ] the remains of something that has been destroyed or broken up
Synonyms: debris junk rubble detritus
Related terms: rubbish slack trash
3. [ verb ] remove the dust from, as of furniture
Related terms: clean remove
4. [ verb ] rub the dust over a surface so as to blur the outlines of a shape

"The artist dusted the charcoal drawing down to a faint image"

Related terms: smear debris
5. [ verb ] distribute loosely
Synonyms: sprinkle disperse scatter dot

"He scattered gun powder under the wagon."

Related terms: discharge spray sprinkle aerosolize spray spatter bespangle scatter
6. [ verb ] cover with a light dusting of a substance

"dust the bread with flour"

Related terms: cover
7. [ noun ] free microscopic particles of solid material

"astronomers say that the empty space between planets actually contains measurable amounts of dust"

Related terms: material interplanetary_dust scatter
Similar spelling:   dusty