Skate

A metallic runner with a frame shaped to fit the sole of a shoe, -- made to be fastened under the foot, and used for moving rapidly on ice.

To move on skates.

Any one of numerous species of large, flat elasmobranch fishes of the genus Raia, having a long, slender tail, terminated by a small caudal fin. The pectoral fins, which are large and broad and united to the sides of the body and head, give a somewhat rhombic form to these fishes. The skin is more or less spinose.

large edible rays having a long snout and thick tail with pectoral fins continuous with the head; swim by undulating the edges of the pectoral fins