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
Emma Ashe, Southern Living, 24 Oct. 2025
Other alternatives, including calcium carbonate and alpha aluminum, are plentiful but more difficult to evenly disperse in the atmosphere due to their tendency to create clumps.
—Tereza Pultarova, Space.com, 22 Oct. 2025
Jon Hamilton, NPR, 29 Oct. 2025
Navigating the world of priming serums can be a slippery slope due to heavy formulas and glitter-like ingredients that clump upon application.
—Tatayana Yomary, Essence, 21 Oct. 2025
See All Example Sentences for clump
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Noun
Keep drains clean and clear Fruit flies can breed in drains if there are clumps of food caught in your pipes.
—Emma Ashe, Southern Living, 24 Oct. 2025
Other alternatives, including calcium carbonate and alpha aluminum, are plentiful but more difficult to evenly disperse in the atmosphere due to their tendency to create clumps.
—Tereza Pultarova, Space.com, 22 Oct. 2025
Verb
Alzheon's product is meant to keep plaques from forming in the first place, by preventing amyloid proteins from clumping at all.
—Jon Hamilton, NPR, 29 Oct. 2025
Navigating the world of priming serums can be a slippery slope due to heavy formulas and glitter-like ingredients that clump upon application.
—Tatayana Yomary, Essence, 21 Oct. 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 3 Nov. 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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