Source : Webster's Revised Unabridged Dictionary (1913)

Mend \Mend\, v. t. [imp. & p. p. {Mended}; p. pr. & vb. n.
   {Mending}.] [Abbrev. fr. amend. See {Amend}.]
   1. To repair, as anything that is torn, broken, defaced,
      decayed, or the like; to restore from partial decay,
      injury, or defacement; to patch up; to put in shape or
      order again; to re-create; as, to mend a garment or a
      machine.

   2. To alter for the better; to set right; to reform; hence,
      to quicken; as, to mend one's manners or pace.

            The best service they could do the state was to mend
            the lives of the persons who composed it. --Sir W.
                                                  Temple.

   3. To help, to advance, to further; to add to.

            Though in some lands the grass is but short, yet it
            mends garden herbs and fruit.         --Mortimer.

            You mend the jewel by the wearing it. --Shak.

   Syn: To improve; help; better; emend; amend; correct;
        rectify; reform.

Mend \Mend\, v. i.
   To grow better; to advance to a better state; to become
   improved. --Shak.

Source : WordNet®

mend
     n 1: sewing or darning that repairs a worn or torn hole
          (especially in a garment); "her stockings had several
          mends" [syn: {patch}, {darn}]
     2: the act of putting something in working order again [syn: {repair},
         {fix}, {fixing}, {fixture}, {mending}, {reparation}]
     v 1: restore by replacing a part or putting together what is torn
          or broken; "She repaired her TV set"; "Repair my shoes
          please" [syn: {repair}, {fix}, {bushel}, {doctor}, {furbish
          up}, {restore}, {touch on}] [ant: {break}]
     2: heal or recover; "My broken leg is mending" [syn: {heal}]