duster

noun dust·er \ˈdəs-tər\

: something that removes dust

: a device that is used by farmers to spray chemicals (such as pesticides) over a large area

: a long light coat

Full Definition of DUSTER

: one that removes dust

a (1) : a long lightweight overgarment to protect clothing from dust (2) : a long coat cut like a duster —called also duster coat

b : a dress-length housecoat

: one that scatters fine particles; specifically : a device for applying insecticidal or fungicidal dusts to crops

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