bullfinch

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun A European bird (Pyrrhula pyrrhula) having a short thick bill and in the male a red breast, blue-gray back, and black head, wings, and tail.
• noun Any of several similar finches.

from The Century Dictionary.

• noun A very common oscine passerine bird of Europe, Pyrrhula vulgaris; a kind of finch of the family Fringillidæ, with a very short, stout, turgid bill, which, like the crown, is black, and a body bluish above, and, in the male, tile-red below: a favorite cage-bird, easily taught to sing a variety of notes.
• noun This name is applied locally to many very different birds, as the pine-grosbeak, Pinicola enueleator; the house-finch, Carpodacus mexicanus frontalis; the black-breasted plover, Charadrius squatarola; the goldeneye Glaucionetta clangula americana; etc.
• noun In England, a strong fence, or a hedge allowed to grow high enough to impede hunters, and much used as a test of skill in steeplechasing.

from the GNU version of the Collaborative International Dictionary of English.

• noun (Zoöl.) A bird of the genus Pyrrhula and other related genera, especially the Pyrrhula vulgaris or Pyrrhula rubicilla, a bird of Europe allied to the grosbeak, having the breast, cheeks, and neck, red.
• noun (Zoöl.) See Burion.
• noun the pine finch.

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

• noun Any of various Old World finches in the genus Pyrrhula. They are Passerine birds with thick bills.

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

• noun common European finch mostly black and white with red throat and breast
• noun United States architect who designed the Capitol Building in Washington which served as a model for state capitols throughout the United States (1763-1844)