'clappers' definitions:

Definition of 'clappers'

From: WordNet
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: bones, castanets, clappers, finger cymbals]

Synonyms of 'clappers'

From: Moby Thesaurus