Source : Webster's Revised Unabridged Dictionary (1913)

Lorn \Lorn\, a. [Strong p. p. of {Lose}. See {Lose}, {Forlorn}.]
   1. Lost; undone; ruined. [Archaic]

            If thou readest, thou art lorn.       --Sir W.
                                                  Scott.

   2. Forsaken; abandoned; solitary; bereft; as, a lone, lorn
      woman.

Source : WordNet®

lorn
     adj : pitiable in circumstances especially through abandonment;
           "desolate and despairing"; "left forlorn" [syn: {desolate},
            {forlorn}, {godforsaken}]