Pecker/ˈpekər/ Definition 1 of 4Pro Tip 1/2Bird Context Used when discussing birds, usually in a natural or scientific context. Birdwatchers noted the pecker's precision in boring into wood. Pro Tip 2/2Not Human Do not use for human noses, even jokingly, as it could cause confusion. Remember, only birds, like parrots, have peckers.