clapboard

Meanings

Noun

• A narrow board, usually thicker at one edge than the other, used as siding for houses and similar structures of frame construction.
• Such boards, arranged horizontally and overlapping with thick edge down, collectively, as siding.
• An oak board of a size used for barrel staves.
• A clapper board; 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.

Verb

• To cover with clapboards.

Related

Similar words

• weatherboard
• clapper board, clapstick, slate, slate board, sync slate, sticks, board, marker

Origin

• From Middle English clapholt, from Middle Low German or Middle Dutch klapholt. The part "holt" was later calque to "board".
• clap + board