/vuy"peuhr fish'/ , n. , pl. ( esp. collectively ) viperfish , ( esp. referring to two or more kinds or species ) viperfishes .
any of several deep-sea fishes of the family Chauliodontidae, having a large mouth and fanglike teeth, some species having light-emitting organs on their bodies.
[ 1890-95; VIPER + FISH ]