pismo clam
noun
pis·mo clam
ˈpiz-(ˌ)mō- 
often capitalized P
: a thick-shelled clam (Tivela stultorum) of the southwest coast of North America used extensively for food
Cite this Entry
“Pismo clam.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pismo%20clam. Accessed 31 Oct. 2025.
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