1. Any of several common freshwater catfishes of the United States.
2. Freshwater sculpin with a large flattened bony-plated head with hornlike spines.
Several small, large-headed spinous marine fishes, especially the miller's thumb.
Any of a North American family, Ictaluridae, of small freshwater catfish, for example, the black bullhead Ictalurus melas. Also, another name for the sculpin or other members of the family Cottidae.
Australian and southeastern Asian birds with a melodious whistling call; SYN. whistler.