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
Examples of duster in a Sentence
He wore a tan duster.
Recent Examples on the Web
Dust and/or vacuum: Use a dry microfiber cloth or telescoping microfiber duster to dust the cabinet fronts before applying liquid cleaning agents.
—
The Washington Post, San Diego Union-Tribune, 24 May 2025
It can be used in wand mode or as a handheld vac with the option to attach the duster crevice tool for cleaning tight nooks and crannies.
—Cierra Cowan, PC Magazine, 29 Apr. 2025
Always opt for a very soft duster to avoid scratching or damaging your piece.
—Mary Catherine McAnnally Scott, Southern Living, 16 Mar. 2025
Try to remember to pull out a step stool and get up there with a duster or hand vac every so often.
—Lauren Phillips, Better Homes & Gardens, 26 Mar. 2025
See All Example Sentences for duster
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The Washington Post, San Diego Union-Tribune, 24 May 2025
It can be used in wand mode or as a handheld vac with the option to attach the duster crevice tool for cleaning tight nooks and crannies.
—Cierra Cowan, PC Magazine, 29 Apr. 2025
Always opt for a very soft duster to avoid scratching or damaging your piece.
—Mary Catherine McAnnally Scott, Southern Living, 16 Mar. 2025
Try to remember to pull out a step stool and get up there with a duster or hand vac every so often.
—Lauren Phillips, Better Homes & Gardens, 26 Mar. 2025
See All Example Sentences for duster
Cite this Entry
“Duster.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/duster. Accessed 10 Jun. 2025.
Copy CitationKids 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
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