Source : Webster's Revised Unabridged Dictionary (1913)

South \South\, adv.
   1. Toward the south; southward.

   2. From the south; as, the wind blows south. --Bacon.

South \South\, v. i. [imp. & p. p. {Southed}; p. pr. & vb. n.
   {Southing}.]
   1. To turn or move toward the south; to veer toward the
      south.

   2. (Astron.) To come to the meridian; to cross the north and
      south line; -- said chiefly of the moon; as, the moon
      souths at nine.

South \South\ (?; by sailors sou), n. [OE. south, su[thorn], AS.
   s[=u][eth] for sun[eth]; akin to D. zuid, OHG. sund, G.
   s["u]d, s["u]den, Icel. su[eth]r, sunnr, Dan. syd, s["o]nden,
   Sw. syd, s["o]der, sunnan; all probably akin to E. sun,
   meaning, the side towards the sun. [root]297. See {Sun}.]
   1. That one of the four cardinal points directly opposite to
      the north; the region or direction to the right or
      direction to the right of a person who faces the east.

   2. A country, region, or place situated farther to the south
      than another; the southern section of a country. ``The
      queen of the south.'' --Matt. xii. 42.

   3. Specifically: That part of the United States which is
      south of Mason and Dixon's line. See under {Line}.

   4. The wind from the south. [Obs.] --Shak.

South \South\, a.
   Lying toward the south; situated at the south, or in a
   southern direction from the point of observation or
   reckoning; proceeding toward the south, or coming from the
   south; blowing from the south; southern; as, the south pole.
   ``At the south entry.'' --Shak.

   {South-Sea tea} (Bot.) See {Yaupon}.

Source : WordNet®

South
     n 1: the region of the United States lying south of the
          Mason-Dixon Line
     2: the southern states that seceded from the United States in
        1861 [syn: {Confederacy}, {Confederate States}, {Confederate
        States of America}, {Dixie}, {Dixieland}]
     3: the cardinal compass point that is at 180 degrees [syn: {due
        south}, {S}]
     4: any region lying in or toward the south [syn: {southland}]