pismo clam

noun, often capitalized P pis·mo clam \ˈpiz-(ˌ)mō-\

Definition of pismo clam

  1. :  a thick-shelled clam (Tivela stultorum) of the southwest coast of North America used extensively for food

Origin and Etymology of pismo clam

Pismo Beach, California

First Known Use: 1911

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