nounpl. butterfish or but·ter·fish·es
- Any of various fishes of the family Stromateidae having tender oily flesh, especially Peprilus triacanthus of the North American Atlantic coast.
- Any of various other fishes having oily flesh or slippery skin.
Origin of butterfishOriginally applied to a species of gunnel found in British waters, noted for its slippery coating of mucus.
(plural butterfish or butterfishes)
- Any of various species of fish having a slippery mucous coating, especially