kingfish

noun, plural (especially collectively) king·fish, (especially referring to two or more kinds or species) king·fish·es.

1. any of several marine food fishes of the drum family, especially of the genus Menticirrhus, found off the E coast of the U.S.
2. Also called white croaker. a marine food fish, Genyonemus lineatus, found off the Californian coast.
3. king mackerel.
4. a large game fish, Seriola grandis, found in Australia and New Zealand, closely related to the yellowtail.
5. any of various other fishes noted especially for their size.
6. Informal. a person regarded as a leader or authority: a kingfish in Democratic Party circles.

noun plural -fish or -fishes

1. any marine sciaenid food and game fish of the genus Menticirrhus, occurring in warm American Atlantic coastal waters
2. another name for opah
3. any of various other large food fishes, esp the Spanish mackerel
4. Also called: (NZ) haku a large food and game fish, Seriola lalandi lalandi, of New Zealand waters