Source : Webster's Revised Unabridged Dictionary (1913)

Cast-off \Cast"-off`\, a.
   Cast or laid aside; as, cast-off clothes.

Source : WordNet®

cast-off
     adj 1: thrown away; "wearing someone's cast-off clothes";
            "throwaway children living on the streets"; "salvaged
            some thrown-away furniture" [syn: {cast-off(a)}, {discarded},
             {throwaway(a)}, {thrown-away(a)}]
     2: disposed of as useless; "waste paper" [syn: {cast-off(a)}, {discarded},
         {junked}, {scrap(a)}, {waste}]