n. A device used in film production, having hinged boards that are brought together with a clap, used to synchronize picture and sound at the start of each take of a motion picture or other video production.
the GNU version of the Collaborative International Dictionary of English
n. a device which synchronizes sound and picture while making a motion picture, consisting of boards held in front of a movie camera, which are are banged together.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. photographic equipment used to synchronize sound and motion picture; boards held in front of a movie camera are banged together
Word Usage
"Both suffer from performers who should never be allowed in front of a camera without a clapperboard."