mouthbrooder UK /ˈmaʊθbɹuːdə/US /ˈmaʊθˌbɹudɚ/ noun1 •Any animal that cares for its offspring, either eggs or juveniles, by holding them in its mouth for extended periods of time.Mozambique mouthbrooders are native to coastal streams of southeast Africa, especially the Zambesi River, Mozambique. — 1976 formsmouthbrooders