[syn: quahog, quahaug, hard-shell clam, hard clam, round clam, Venus mercenaria, Mercenaria mercenaria]
The Collaborative International Dictionary of English v.0.48:
Quahog \Qua"hog\, Quahaug \Qua"haug\, n. [Abbrev. fr.
Narragansett Indian poqua[^u]hock.] (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.
Note: The name is also applied to other allied species, as
Venus Mortoni of the Gulf of Mexico.
[1913 Webster] Quaigh
WordNet (r) 3.0 (2006):
n 1: Atlantic coast round clams with hard shells; large clams
usually used for chowders or other clam dishes [syn:
quahaug, quahog, hard-shell clam, round clam]
2: an edible American clam; the heavy shells were used as money
by some American Indians [syn: quahog, quahaug, hard-
shell clam, hard clam, round clam, Venus mercenaria,