D defs.my
Entry 5 senses Webster, 1913

duster

/(dŭst"ẽr)/ · dust·er · IPA /ˈdʌstɚ/
01 n. One who, or that which, dusts; a utensil that frees from dust.
  1. 1.
    One who, or that which, dusts; a utensil that frees from dust.(Paper Making)
  2. 2.
    A long light overgarment;[U.S.]
  3. 3.
    A device for spreading a powder, especially one for spreading insecticide on plants.
  4. 4.
    A pitch intentionally thrown by a pitcher directly at or very close to the batter, intended to make the batter stand further away from home plate; also called a dust-back pitch or a dust-back.(Baseball) Also: dust-back pitch, dust-back
  5. 5.
    A dust storm. See: dust storm