dust dust /ˈdʌst/

noun

1. () Fine powdery material such as dry earth or pollen that can be blown about in the air  ( dust )
   fine powdery material such as dry earth or pollen that can be blown about in the air
    The furniture was covered with dust
   the furniture was covered with dust
   
   
2. () The remains of something that has been destroyed or broken up  ( detritus , junk , rubble , debris , dust )
   the remains of something that has been destroyed or broken up
     After the storm, there was a lot of debris scattered on the streets.
   After the storm, there was a lot of debris scattered on the streets.
   
3. Free microscopic particles of solid material  ( dust )
   free microscopic particles of solid material
    Astronomers say that the empty space between planets actually contains measurable amounts of dust
   astronomers say that the empty space between planets actually contains measurable amounts of dust
   
   

verb

1. () Remove the dust from  ( dust )
   remove the dust from
    Dust the cabinets
   dust the cabinets
   
2. () Rub the dust over a surface so as to blur the outlines of a shape  ( dust )
   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
   The artist dusted the charcoal drawing down to a faint image
   
3. Distribute loosely  ( dot , dust , disperse , scatter , sprinkle )
   distribute loosely
    He scattered gun powder under the wagon
   He scattered gun powder under the wagon
   
4. Cover with a light dusting of a substance  ( dust )
   cover with a light dusting of a substance
    Dust the bread with flour
   dust the bread with flour