Source : Webster's Revised Unabridged Dictionary (1913)

Done \Done\,
   p. p. from {Do}, and formerly the infinitive.

   1. Performed; executed; finished.

   2. It is done or agreed; let it be a match or bargain; --
      used elliptically.

   {Done brown}, a phrase in cookery; applied figuratively to
      one who has been thoroughly deceived, cheated, or fooled.
      [Colloq.]

   {Done for}, tired out; used up; collapsed; destroyed; dead;
      killed. [Colloq.]

   {Done up}.
      (a) Wrapped up.
      (b) Worn out; exhausted. [Colloq.]

Source : WordNet®

done for
     adj 1: destroyed or killed; "we are gone geese" [syn: {done for(p)},
             {kaput(p)}, {gone(a)}]
     2: doomed to extinction [syn: {done for(p)}, {ruined}, {sunk},
        {undone}, {washed-up}]