noun, plural (especially collectively) kingfish (especially referring to two or more kinds or species) kingfishes.
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.
a large game fish
, Seriola grandis,
found in Australia and New Zealand, closely related to the yellowtail.
any of various other fishes
noted especially for their size.
Informal. a person regarded as a leader or authority: a kingfish in Democratic Party circles.