1. (used in the plural) a percussion instrument consisting of a pair of hollow pieces of wood or bone, usually held between the thumb and fingers, that are made to click together in rhythm with the dance, as used by Spanish dancers
   "The flamenco dancer skilfully played the castanets during her performance";
   - bones, clappers

1. One of a pair of castanets
   "The flamenco dancer skilfully clicked her castanets in rhythm with the music"

Type of: percussion instrument, percussive instrument

Encyclopedia: Castanets