Qua"hog, Qua"haug (?), n. [Abbrev. fr. Narragansett Indian poquauhock.] Zool.
An American market clam (Venus mercenaria). It is sold in large quantities, and is highly valued as food. Called also round clam, and hard clam.
⇒ The name is also applied to other allied species, as Venus Mortoni of the Gulf of Mexico.
© Webster 1913.