1
: a group of things clustered together
a clump of bushes
2
: a compact mass
3
: a heavy tramping sound
clumped; clumping; clumps
: to arrange in or cause to form clumps
Examples of clump in a Sentence
Noun
There is a clump of bushes at the edge of the field.
I could hear the clump of his footsteps as he came down the stairs.
Verb
The virus clumps the cells together.
a child clumping around the house in her father's oversized boots
Recent Examples on the Web
Emilie Le Beau Lucchesi, Discover Magazine, 18 Apr. 2025
Plants grow from a thick rhizome and spread to form dense clumps that benefit from late summer division every few years.
—Kim Toscano, Southern Living, 13 Apr. 2025
India Espy-Jones, Essence, 25 Mar. 2025
Last month, researchers at the University of Pittsburgh revealed a biomarker test that can spot small amounts of clumping tau protein in the brain a decade in advance of them appearing prominently in brain scans as a cause of Alzheimer's.
—New Atlas, 6 Mar. 2025
See All Example Sentences for clump
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Noun
About 70 feet down, the rover would see purple clumps along the lakebed formed by cyanobacteria, a microorganism that thrives in habitats like sinkholes that are high in sulfate and low in oxygen.
—Emilie Le Beau Lucchesi, Discover Magazine, 18 Apr. 2025
Plants grow from a thick rhizome and spread to form dense clumps that benefit from late summer division every few years.
—Kim Toscano, Southern Living, 13 Apr. 2025
Verb
Her ’60s clumped lashes and coiffed hair, for example, are still highly referenced today.
—India Espy-Jones, Essence, 25 Mar. 2025
Last month, researchers at the University of Pittsburgh revealed a biomarker test that can spot small amounts of clumping tau protein in the brain a decade in advance of them appearing prominently in brain scans as a cause of Alzheimer's.
—New Atlas, 6 Mar. 2025
See All Example Sentences for clump
Cite this Entry
“Clump.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/clump. Accessed 2 May. 2025.
Copy CitationKids Definition
Medical Definition
clump
1 of 2 noun
: a clustered mass of particles (as bacteria or blood cells) compare agglutination
clump
2 of 2 intransitive verb
: to form clumps
: to arrange in or cause to form clumps
the serum clumps the bacteria
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