clapperboard clapper block • clapper box · · · Info · Definitions · Characters · · clapperboard · · Text Latin · · Script 12 · · Length 3 · · Syllables Definitions · · · (noun) photographic equipment used to synchronize sound and motion picture; boards held in front of a movie camera are banged together. · · Noun Definition 1 Characters · · a latin small letter a U+0061 b latin small letter b U+0062 c latin small letter c U+0063 d latin small letter d U+0064 e latin small letter e U+0065 l latin small letter l U+006C o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072