Definitions of bird:

• noun:   warm-blooded egg-laying vertebrates characterized by feathers and forelimbs modified as wings
• noun:   the flesh of a bird or fowl (wild or domestic) used as food
• noun:   badminton equipment consisting of a ball of cork or rubber with a crown of feathers
• noun:   informal terms for a (young) woman
• noun:   a cry or noise made to express displeasure or contempt
• verb:   watch and study birds in their natural habitat
• name:  A surname (common: 1 in 8333 families; popularity rank in the U.S.: #972)