any of various small short-tailed sharp-beaked birds that creep on trees and feed on small nuts and insects
A nutcracker is a device used to crack the shell of a nut. Nutcrackers can be used to refer to one or more of these devices. a ballet with music by Tchaikovsky about a girl who dreams that her nutcracker becomes a prince. It is one of the most popular ballets, and is often performed at Christmas (1892)