catfish

(noun) flesh of scaleless food fish of the southern United States; often farmed. Synonyms: mudcat.

(noun) large ferocious northern deep-sea food fishes with strong teeth and no pelvic fins. Synonyms: wolffish, wolf fish.

(noun) any of numerous mostly freshwater bottom-living fishes of Eurasia and North America with barbels like whiskers around the mouth. Synonyms: siluriform fish.