duster

noun

dust·​er ˈdə-stər 

1

: one that removes dust

2

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

3

: one that scatters fine particles

specifically : a device for applying insecticidal or fungicidal dusts to crops

4

: dust storm

Examples of duster in a Sentence

He wore a tan duster.

Recent Examples on the Web

Giving walls a periodic dusting with a microfiber mop or extendable duster can significantly reduce how quickly debris accumulates below. —Jamie Cuccinelli, Martha Stewart, 13 June 2026

Use a microfiber cloth or duster to remove cobwebs and any visible soil around the window frame and sill. —Mary Marlowe Leverette, The Spruce, 12 June 2026

As Jaques, the melancholy loner, Jamie wore a long black duster and a black cowboy hat. —Jonathan Franzen, New Yorker, 1 June 2026

Special dusters are made specifically for blinds, and many fabric curtains and drapes are machine washable. —Rebecca Jones, Southern Living, 20 May 2026

Word History

First Known Use

1576, in the meaning defined at sense 1

Phrases Containing duster

• crop duster
• feather duster
• knuckle-duster

Rhymes for duster

• bluster
• buster
• cluster
• juster
• luster
• lustre
• maister
• muster
• thruster
• trustor
• adjuster
• baluster

Kids Definition

duster

noun

dust·​er ˈdəs-tər 

1

: one that dusts

2

a

: a loose-fitting usually lightweight long coat

called also duster coat

b

: a dress-length housecoat

3

: one that scatters fine particles

especially : a device for applying insecticidal or fungicidal dusts to crops compare crop duster