noun, plural (especially collectively) rabbitfish (especially referring to two or more kinds or species) rabbitfishes.
1.
a puffer, Lagocephalus laevigatus.
2.
a chimaera, Chimaera monstrosa.
Origin
1820-30;rabbit + fish, from the resemblance of its nose to a rabbit's
British Dictionary definitions for rabbitfish
rabbitfish
/ˈræbɪtˌfɪʃ/
noun (pl) -fish, -fishes
1.
a large chimaera, Chimaera monstrosa, common in European seas, with separate caudal and anal fins and a long whiplike tail
2.
any of the spiny-finned tropical marine fishes of the family Siganidae of Indo-Pacific waters. They have a rabbit-like snout and spines on the pelvic or ventral fins