game bird

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

• noun A bird, such as a pheasant or grouse, that is widely hunted for sport.

from The Century Dictionary.

• noun A bird ordinarily pursued for sport or profit, or which is or may be the subject of a game-law.

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

• noun A bird that is hunted for sport, especially one used for food

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

• noun any bird (as grouse or pheasant) that is hunted for sport