Pronunciation: (rok'fish"),[key] —n., —pl.(esp. collectively)-fish,(esp. referring to two or more kinds or species)-fish•es. 1. any of various fishes found about rocks.
2. See striped bass. 3. any of the North Pacific and Atlantic marine fishes of the genus Sebastes. 4. scorpionfish. Also called rock cod(for defs. 1–3).