clapper

Definitions

• One who claps; a person who applauds by clapping the hands.
• An object so suspended inside a bell that it may hit the bell and cause it to ring; a clanger or tongue.
• A wooden mechanical device used as a scarecrow; bird-scaring rattle, a wind-rattle or a wind-clapper.
• A clapstick musical instrument.
• (sewing) A pounding block.
• The chattering damsel of a mill.
• (cinematography) The hinged part of a clapperboard, used to synchronise images and soundtrack, or the clapperboard itself.
• (slang) A person's tongue, as a source of chatter or nagging.