1. Common edible European bivalve.
2. Common edible European bivalve mollusk having a rounded shell with radiating ribs.
Any of over 200 species of bivalve mollusk with ribbed, heart-shaped shells. Some are edible and are sold in W European markets.
The Atlantic strawberry cockle Americardia media, about 2.5 cm/1 in across, is a common E North American species.

Any of several weedy plants of the pink family; especially; corn cockle