Source : Webster's Revised Unabridged Dictionary (1913)

Trug \Trug\, n. [Cf. {Trough}.]
   1. A trough, or tray. Specifically:
      (a) A hod for mortar.
      (b) An old measure of wheat equal to two thirds of a
          bushel. --Bailey.

   2. A concubine; a harlot. [Obs.] --Taylor (1630).