Wiktionary
n. (context film English) (alternative form of clapperboard English)
Usage examples of "clapper board".
The horses came out onto the course and cantered down to the start, and the frizzy-haired boy with the clapper board, who happened to be close to me, said with sudden and unexpected fierceness, “.
His job entailed operating the clapper board before every shot, keeping careful records of the type and footage of film used, and loading the raw film into the magazines which were used in the cameras.
One of them slotted the number 3552 into a clapper board that carried a digital time/date display and held it briefly in front of Steve's face.
He kept having thoughts about movie sets, where what looks like Italian marble is really just Con-Tact paper, where all the rooms end just above the camera's sight line and where someone is always lurking in the background with a clapper board.