·noun One who gapes.
II. Gaper ·noun A European fish. ·see 4th Comber.
III. Gaper ·noun An East Indian bird of the genus Cymbirhynchus, related to the broadbills.
IV. Gaper ·noun A large edible clam (Schizothaerus Nuttalli), of the Pacific coast;
— called also gaper clam.