Source : Webster's Revised Unabridged Dictionary (1913)

Bound \Bound\, n. [OE. bounde, bunne, OF. bonne, bonde, bodne,
   F. borne, fr. LL. bodina, bodena, bonna; prob. of Celtic
   origin; cf. Arm. bonn boundary, limit, and boden, bod, a tuft
   or cluster of trees, by which a boundary or limit could be
   marked. Cf. {Bourne}.]
   The external or limiting line, either real or imaginary, of
   any object or space; that which limits or restrains, or
   within which something is limited or restrained; limit;
   confine; extent; boundary.

         He hath compassed the waters with bounds. --Job xxvi.
                                                  10.

         On earth's remotest bounds.              --Campbell.

         And mete the bounds of hate and love.    --Tennyson.

   {To keep within bounds}, not to exceed or pass beyond
      assigned limits; to act with propriety or discretion.

   Syn: See {Boundary}.