Definition of parrotfish
noun (plural same or parrotfishes)
- 1any of a number of brightly coloured marine fish with a parrot-like beak, which they use to scrape food from coral and other hard surfaces:
- a widespread fish of warm seas which may secrete a mucous cocoon to deter predators (family Scaridae: Scarus and other genera). an edible fish of the southern Indian ocean (Oplegnathus conwayi, family Oplegnathidae).