WordReference Random House Unabridged Dictionary of American English © 2026
jack•knife-fish
( jak′nīf′fish′),USA pronunciation n., pl. -fish•es, (esp. collectively) -fish. [Ichthyol.]
- Fisha black and white, American drum, Equetus lanceolatus, found in tropical areas of the Atlantic Ocean, having an elongated dorsal fin that is held erect.
'jackknife-fish' also found in these entries (note: many are not synonyms or translations):