Source : Webster's Revised Unabridged Dictionary (1913)

Liege \Liege\ (l[=e]j), a. [OE. lige, lege, F. lige, LL. ligius,
   legius, liege, unlimited, complete, prob. of German origin;
   cf. G. ledig free from bonds and obstacles, MHG. ledec,
   ledic, lidic, freed, loosed, and Charta Ottonis de Benthem,
   ann. 1253, ``ligius homo quod Teutonic[`e] dicitur
   ledigman,'' i. e., uni soli homagio obligatus, free from all
   obligations to others; influenced by L. ligare to bind. G.
   ledig perh. orig. meant, free to go where one pleases, and is
   perh. akin to E. lead to conduct. Cf. {Lead} to guide.]
   1. Sovereign; independent; having authority or right to
      allegiance; as, a liege lord. --Chaucer.

            She looked as grand as doomsday and as grave; And
            he, he reverenced his liege lady there. --Tennyson.

   2. Serving an independent sovereign or master; bound by a
      feudal tenure; obliged to be faithful and loyal to a
      superior, as a vassal to his lord; faithful; loyal; as, a
      liege man; a liege subject.

   3. (Old Law) Full; perfect; complete; pure. --Burrill.

   {Liege homage} (Feudal Custom), that homage of one sovereign
      or prince to another which acknowledged an obligation of
      fealty and services.

   {Liege poustie} [L. legitima potestas] (Scots Law), perfect,
      i. e., legal, power; specif., having health requisite to
      do legal acts.

   {Liege widowhood}, perfect, i. e., pure, widowhood. [Obs.]

Liege \Liege\ (l[=e]j), n.
   1. A free and independent person; specif., a lord paramount;
      a sovereign. --Mrs. Browning.

            The anointed sovereign of sighs and groans, Liege of
            all loiterers and malcontents.        --Shak.

   2. The subject of a sovereign or lord; a liegeman.

            A liege lord seems to have been a lord of a free
            band; and his lieges, though serving under him, were
            privileged men, free from all other obligations,
            their name being due to their freedom, not to their
            service.                              --Skeat.

Source : WordNet®

liege
     adj : owing or owed feudal allegiance and service; "one's liege
           lord"; "a liege subject"

liege
     n 1: a person holding a fief [syn: {vassal}, {liegeman}, {liege
          subject}, {feudatory}]
     2: city in eastern Belgium; largest French-speaking city in
        Belgium [syn: {Luik}]