Blade·fish n. Zool. A long, thin, marine fish of Europe (Trichiurus lepturus); the ribbon fish.
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cutlass fish, cutlassfish n.
1. Zool. a peculiar, long, thin, marine fish (Trichiurus lepturus) of the southern United States and West Indies, having a long whiplike scaleless body and sharp daggerlike teeth; -- called also frostfish, saber fish, silver eel, and, improperly, swordfish; also, several related members of the genus Trichiurus. It is closely related to snake mackerel.
Syn: -- frost fish, frostfish, hairtail.
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Hair·tail n. Zool. Any species of marine fishes of the genus Trichiurus; esp., Trichiurus lepturus of Europe and America. They are long and like a band, with a slender, pointed tail. Called also bladefish.
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