butter clam
noun
a large edible clam, Saxidomus nuttalli, of the west coast of North America.
Also called
Washington clam,
money shell.
Origin of butter clam
First recorded in 1935–40
Words nearby butter clam
buttals,
butte,
butter,
butter bean,
butter brickle,
butter clam,
butter cookie,
butter knife,
butter muslin,
butter sauce,
butter someone up