any of numerous spiny large-headed usually scaleless scorpaenoid fishes with broad mouths
source: WordNet 3.0
Any one of numerous species of marine cottoid fishes of the genus Cottus, or Acanthocottus, having a large head armed with several sharp spines, and a broad mouth. They are generally mottled with yellow, brown, and black. Several species are found on the Atlantic coasts of Europe and America.
