What is "frogmouth"

Frogmouth \Frog"mouth`\, n. (Zo["o]l.) One of several species of Asiatic and East Indian birds of the genus Batrachostomus (family Podargid[ae]); -- so called from their very broad, flat bills.

n. Any of several nocturnal, insectivorous birds, of the family Podargidae, native to Australia and southern Asia

n. insectivorous bird of Australia and southeastern Asia having a wide frog-like mouth

The frogmouths are a group of nocturnal birds related to the nightjars. They are found from the Indian Subcontinent across Southeast Asia to Australia.