Source : Webster's Revised Unabridged Dictionary (1913)

Languet \Lan"guet\, n. [F. languette, dim. of langue tongue, L.
   lingua.]
   1. Anything resembling the tongue in form or office; specif.,
      the slip of metal in an organ pipe which turns the current
      of air toward its mouth.

   2. That part of the hilt, in certain kinds of swords, which
      overlaps the scabbard.