Source : Webster's Revised Unabridged Dictionary (1913)

Dejection \De*jec"tion\, n. [L. dejectio a casting down: cf. F.
   d['e]jection.]
   1. A casting down; depression. [Obs. or Archaic] --Hallywell.

   2. The act of humbling or abasing one's self.

            Adoration implies submission and dejection. --Bp.
                                                  Pearson.

   3. Lowness of spirits occasioned by grief or misfortune;
      mental depression; melancholy.

            What besides, Of sorrow, and dejection, and despair,
            Our frailty can sustain, thy tidings bring.
                                                  --Milton.

   4. A low condition; weakness; inability. [R.]

            A dejection of appetite.              --Arbuthnot.

   5. (Physiol.)
      (a) The discharge of excrement.
      (b) F[ae]ces; excrement. --Ray.

Source : WordNet®

dejection
     n 1: a state of melancholy depression
     2: solid excretory product evacuated from the bowels [syn: {fecal
        matter}, {faecal matter}, {feces}, {faeces}, {BM}, {stool},
         {ordure}]