ˈdəstə(r) noun
( -s )
1. : one that removes dust and dirt: as
a. : a cloth or brush for dusting (as furniture)
b. : a machine typically employing a rotating wire-cloth cylinder for removing dust from raw material (as rags) prior to pulping — called also willow
c. : a machine for brushing and sifting the flour from bran or shorts
2.
a. : a lightweight washable overgarment usually made like a coat and worn to prevent clothing from becoming soiled
b. : a woman's lightweight dress-length housecoat
c. : a woman's loose-fitting unlined summer coat made of lightweight material
3. : one that scatters dustlike material: as
a. : a container with a perforated lid for sifting or sprinkling
a sugar duster
b. : an implement or machine for applying insecticidal or fungicidal dusts to crops
4. : one whose work is removing dust or sprinkling with a dusting of some substance
5. : a nonproductive oil well
6. South & Midland : dust storm
7. slang Britain : a ship's flag
8. : a baseball pitched at or near the batter