Source : Webster's Revised Unabridged Dictionary (1913)

Hangbird \Hang"bird`\, n. (Zo["o]l)
   The Baltimore oriole ({Icterus galbula}); -- so called
   because its nest is suspended from the limb of a tree. See
   {Baltimore oriole}.

Source : WordNet®

hangbird
     n : eastern subspecies of northern oriole [syn: {Baltimore
         oriole}, {Baltimore bird}, {firebird}, {Icterus galbula
         galbula}]