cutlass fish

noun
variants: or

cutlassfish

Definition of cutlass fish

plural

cutlass fishes

or

cutlassfish

or

cutlassfishes

  1. :  any of a family (Trichiuridae) of eellike fish of warm seas; especially :  a silvery fish (Trichiurus lepturus) with an elongate body tapering to a hairlike filament and lacking caudal and pelvic fins

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