nounpl. (see fish) -·fish·, -·fish·es
any of a family (Trichiuridae) of very long, thin percoid fishes with a wide mouth and sharp, pointed teeth, found near the surface in tropical seas
also written cutlass fish
nounpl. cutlassfish, or cut·lass·fish·es
Any of several marine fishes of the genus Trichiurus and other genera of the family Trichiuridae, having a long, ribbonlike body and sharp teeth.
(plural cutlassfishes or cutlassfish)