• A fleshy plant (Arenaria peploides) growing in large tufts in the sands of the northern Atlantic seacoast; -- called also sea sandwort, and sea purslane.
Sea' chick'weed` (Botany) A fleshy plant ( Arenaria peploides ) growing in large tufts in the sands of the northern Atlantic seacoast; -- called also sea sandwort , and sea purslane .