Source : Webster's Revised Unabridged Dictionary (1913)

Plebe \Plebe\ (pl[=e]b), n. [F. pl[`e]be, fr. L. plebs.]
   1. The common people; the mob. [Obs.]

            The plebe with thirst and fury prest. --Sylvester.

   2. [Cf. {Plebeian}.] A member of the lowest class in the
      military academy at West Point. [Cant, U.S.]

Source : WordNet®

plebe
     n : a military trainee (as at a military academy) [syn: {cadet}]