Source : Webster's Revised Unabridged Dictionary (1913)

Worthy \Wor"thy\, a. [Compar. {Worthier}; superl. {Worthiest.}]
   [OE. worthi, wur[thorn]i, from worth, wur[thorn], n.; cf.
   Icel. ver[eth]ugr, D. waardig, G. w["u]rdig, OHG. wird[=i]g.
   See {Worth}, n.]
   1. Having worth or excellence; possessing merit; valuable;
      deserving; estimable; excellent; virtuous.

            Full worthy was he in his lordes war. --Chaucer.

            These banished men that I have kept withal Are men
            endued with worthy qualities.         --Shak.

            Happier thou mayst be, worthier canst not be.
                                                  --Milton.

            This worthy mind should worthy things embrace. --Sir
                                                  J. Davies.

   2. Having suitable, adapted, or equivalent qualities or
      value; -- usually with of before the thing compared or the
      object; more rarely, with a following infinitive instead
      of of, or with that; as, worthy of, equal in excellence,
      value, or dignity to; entitled to; meriting; -- usually in
      a good sense, but sometimes in a bad one.

            No, Warwick, thou art worthy of the sway. --Shak.

            The merciless Macdonwald, Worthy to be a rebel.
                                                  --Shak.

            Whose shoes I am not worthy to bear.  --Matt. iii.
                                                  11.

            And thou art worthy that thou shouldst not know More
            happiness.                            --Milton.

            The lodging is well worthy of the guest. --Dryden.

   3. Of high station; of high social position. [Obs.]

            Worthy women of the town.             --Chaucer.

   {Worthiest of blood} (Eng. Law of Descent), most worthy of
      those of the same blood to succeed or inherit; -- applied
      to males, and expressive of the preference given them over
      females. --Burrill.

Worthy \Wor"thy\, n.; pl. {Worthies}.
   A man of eminent worth or value; one distinguished for useful
   and estimable qualities; a person of conspicuous desert; --
   much used in the plural; as, the worthies of the church;
   political worthies; military worthies.

         The blood of ancient worthies in his veins. --Cowper.

Worthy \Wor"thy\, v. t.
   To render worthy; to exalt into a hero. [Obs.] --Shak.

Source : WordNet®

worthy
     adj 1: having worth or merit or value; being honorable or
            admirable; "a worthy fellow"; "no student deemed
            worthy, and chosen for admission, would be kept out
            for lack of funds"- Nathan Pusey; "worthy of acclaim";
            "orthy of consideration"; "a worthy cause" [ant: {unworthy}]
     2: worthy of being chosen especially as a spouse; "the parents
        found the girl suitable for their son" [syn: {desirable},
        {suitable}]
     3: meriting respect or esteem; "the worthy gentleman"
     4: having high moral qualities; "a noble spirit"; "a solid
        citizen"; "an upstanding man"; "a worthy successor" [syn:
        {noble}, {solid}, {upstanding}]
     5: morally admirable; "a worthy citizen"
     n : word is often used humorously
     [also: {worthiest}, {worthier}]