bones

Từ điển WordNet v3.1 - WordNet Dictionary

noun

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 (as by Spanish dancers) in rhythm with the dance
• Syn:
castanets, clappers, finger cymbals
• Usage Domain:
plural, plural form
• Hypernyms:
percussion instrument, percussive instrument