'Tropic bird' definitions:

Definition of 'tropic bird'

From: WordNet
noun
Mostly white web-footed tropical seabird often found far from land [syn: tropic bird, tropicbird, boatswain bird]

Definition of 'Tropic bird'

From: GCIDE
  • Tropic \Trop"ic\, a. Of or pertaining to the tropics; tropical. [1913 Webster]
  • Tropic bird (Zool.), any one of three species of oceanic belonging to the genus Phaethon, found chiefly in tropical seas. They are mostly white, and have two central tail feathers very long and slender. The yellow-billed tropic bird. Phaethon flavirostris (called also boatswain), is found on the Atlantic coast of America, and is common at the Bermudas, where it breeds. [1913 Webster]