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

The kit comes with 12 duster refills. —Bestreviews, Chicago Tribune, 27 Feb. 2026

Before the third siren at seven o’clock Chitol parked his bicycle alongside hundreds of others like it, his identified by a faded yellow piece of his wife’s old sari around the handlebars, which doubled as a duster. —Literary Hub, 19 Feb. 2026

Use your vacuum’s arm extension, or invest in an extendable duster arm. —Ashley Chalmers, The Spruce, 8 Feb. 2026

The first photo shows Cavill clad in a stylish leather duster coat with shearling lining. —Mekishana Pierre, Entertainment Weekly, 28 Jan. 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
• muster
• thruster
• trustor
• adjuster
• baluster
• blockbuster

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