A large woodpecker (Colaptes auratus) of eastern North America, having a black crescent on the breast, a conspicuous white rump, and yellow shafts in the wing and tail feathers. Also called yellowhammer.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.