Illustration of clam
- a incurrent orifice
- b siphon
- c excurrent orifice
- d mantle
- e shell
- f foot
often attributive
1
a
: any of numerous edible marine bivalve mollusks living in sand or mud
b
: a freshwater mussel
2
: a stolid or closemouthed person
3
4
informal
: dollar sense 1
Examples of clam in a Sentence
Noun (2)
it must take a whole lot of clams to buy a car like that
Recent Examples on the Web
New Atlas, 31 Dec. 2025
One of Rocha’s favorite discoveries was a hermit crab that uses clam-like shells as its home.
—Laura Paddison, CNN Money, 19 Dec. 2025
Clio Chang, Curbed, 9 Dec. 2025
Go crabbing, clamming, hiking, or mushroom foraging with a guide, head out for a fat-tire bike ride, or enjoy a beach bonfire, already set up for you, for the coziest way to end a day on the coast.
—Molly Allen, Travel + Leisure, 28 Oct. 2025
See All Example Sentences for clam
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Noun
Du identified bristleworms, gastropods, clams, tubeworms and other organisms living in the extreme depths, supported not by sunlight but chemosynthetic microbes drawing energy from methane and sulfide seeping through the ocean floor.
—New Atlas, 31 Dec. 2025
One of Rocha’s favorite discoveries was a hermit crab that uses clam-like shells as its home.
—Laura Paddison, CNN Money, 19 Dec. 2025
Verb
Swim in your pool and go clamming.
—Clio Chang, Curbed, 9 Dec. 2025
Go crabbing, clamming, hiking, or mushroom foraging with a guide, head out for a fat-tire bike ride, or enjoy a beach bonfire, already set up for you, for the coziest way to end a day on the coast.
—Molly Allen, Travel + Leisure, 28 Oct. 2025
See All Example Sentences for clam
Cite this Entry
“Clam.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/clam. Accessed 6 Jan. 2026.
Copy CitationKids Definition
clam
1 of 2 noun1
: any of numerous edible marine mollusks that have two hinged shells and live in sand or mud
2
: a freshwater mussel
clam
2 of 2 verb
clammed; clamming
: to dig or gather clams
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