'Sounding-board' definitions:

Definition of 'Sounding-board'

From: GCIDE
  • Sounding-board \Sound"ing-board`\, n.
  • 1. (Mus.) A thin board which propagates the sound in a piano, in a violin, and in some other musical instruments. [1913 Webster]
  • 2. A board or structure placed behind or over a pulpit or rostrum to give distinctness to a speaker's voice. [1913 Webster]
  • 3. pl. See Sound boarding, under Sound, a noise. [1913 Webster]