'Clapper rail' definitions:

Definition of 'Clapper rail'

From: GCIDE
  • Clapper \Clap"per\, n.
  • 1. A person who claps. [1913 Webster]
  • 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. [1913 Webster]
  • Clapper rail (Zool.), an Americam species of rail ({Rallus scepitans}). [1913 Webster]