'steamer clam' definitions:

Definition of 'steamer clam'

(from WordNet)
noun
A clam that is usually steamed in the shell [syn: soft- shell clam, steamer, steamer clam, long-neck clam]
noun
An edible clam with thin oval-shaped shell found in coastal regions of the United States and Europe [syn: soft-shell clam, steamer, steamer clam, long-neck clam, Mya arenaria]