Flatbill refers to the members of two genera of the family Tyrannidae: In recent years it has also frequently been used for the members of another genus in the family Tyrannidae: ... Found on http://en.wikipedia.org/wiki/Flatbill
any of six species of Central and South American birds belonging to the tyrant flycatcher family Tyrannidae (order Passeriformes). Flatbills, which ... Found on http://www.britannica.com/eb/a-z/f/35
Flat'bill` noun (Zoology) Any bird of the genus Flatyrynchus . They belong to the family of flycatchers. Found on http://www.encyclo.co.uk/webster/F/39