tyrant flycatcher

from The Century Dictionary.

• noun A tyrant-bird; any member of the Tyrannidæ.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun any of a group of passerine birds, of family Tyrannidae, that inhabit the Americas

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun large American birds that characteristically catch insects on the wing