Clapper /(?)/

Clap·per

Clapper

n.
  1. A person who claps.
  2. That which strikes or claps, as the tongue of a bell, or the piece of wood that strikes a mill hopper, etc. See Illust. of Bell.

Phrases & Compounds
Clapper rail
an Americam species of rail (Rallus scepitans).

Clapper

n.
  1. A rabbit burrow. [Obs.]