noun, plural (especially collectively) cor·net·fish, (especially referring to two or more kinds or species) cor·net·fish·es.
any of several slender fishes of the family Fistulariidae, of tropical seas, having an elongated snout and bony plates instead of scales.
- cornfield ant
Origin of cornetfish
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019