pl. (see fish) -·fish·, -·fish·es
any of an order (Gobiesociformes) of small, marine bony fishes having a sucking disc on the ventral surface near the head, with which they cling to rocks, etc.
nounpl. clingfish clingfish or cling·fish·es
Any of various small marine fishes of the family Gobiesocidae, having a large sucking disk under the front part of the body by which they fasten themselves to rocks and seaweed.