Source : Webster's Revised Unabridged Dictionary (1913)

Side \Side\, n. [AS. s[=i]de; akin to D. zijde, G. seite, OHG.
   s[=i]ta, Icel. s[=i]?a, Dan. side, Sw. sida; cf. AS. s[=i]d
   large, spacious, Icel. s[=i]?r long, hanging.]
   1. The margin, edge, verge, or border of a surface;
      especially (when the thing spoken of is somewhat oblong in
      shape), one of the longer edges as distinguished from the
      shorter edges, called ends; a bounding line of a
      geometrical figure; as, the side of a field, of a square
      or triangle, of a river, of a road, etc.

   3. Any outer portion of a thing considered apart from, and
      yet in relation to, the rest; as, the upper side of a
      sphere; also, any part or position viewed as opposite to
      or contrasted with another; as, this or that side.

Side \Side\, v. i. [imp. & p. p. {Sided}; p. pr.& vb. n.
   {Siding}.]
   1. To lean on one side. [Obs.] --Bacon.

   2. To embrace the opinions of one party, or engage in its
      interest, in opposition to another party; to take sides;
      as, to side with the ministerial party.

            All side in parties, and begin the attack. --Pope.

Side \Side\, a.
   1. Of or pertaining to a side, or the sides; being on the
      side, or toward the side; lateral.

            One mighty squadron with a side wind sped. --Dryden.

   2. Hence, indirect; oblique; collateral; incidental; as, a
      side issue; a side view or remark.

            The law hath no side respect to their persons.
                                                  --Hooker.

   3. [AS. s[=i]d. Cf {Side}, n.] Long; large; extensive. [Obs.
      or Scot.] --Shak.

            His gown had side sleeves down to mid leg.
                                                  --Laneham.

   {Side action}, in breech-loading firearms, a mechanism for
      operating the breech block, which is moved by a lever that
      turns sidewise.

   {Side arms}, weapons worn at the side, as sword, bayonet,
      pistols, etc.

   {Side ax}, an ax of which the handle is bent to one side.

   {Side-bar rule} (Eng. Law.), a rule authorized by the courts
      to be granted by their officers as a matter of course,
      without formal application being made to them in open
      court; -- so called because anciently moved for by the
      attorneys at side bar, that is, informally. --Burril.

   {Side box}, a box or inclosed seat on the side of a theater.

            To insure a side-box station at half price.
                                                  --Cowper.

   {Side chain}, one of two safety chains connecting a tender
      with a locomotive, at the sides.

Side \Side\, v. t.
   1. To be or stand at the side of; to be on the side toward.
      [Obs.]

            His blind eye that sided Paridell.    --Spenser.

   2. To suit; to pair; to match. [Obs.] --Clarendon.

   3. (Shipbuilding) To work (a timber or rib) to a certain
      thickness by trimming the sides.

   4. To furnish with a siding; as, to side a house.

Source : WordNet®

side
     adj 1: located on a side; "side fences"; "the side porch" [syn: {side(a)}]
            [ant: {top(a)}, {bottom(a)}]
     2: added as a consequence or supplement; "a side benefit" [syn:
         {side(a)}]

side
     n 1: a place within a region identified relative to a center or
          reference location; "they always sat on the right side
          of the church"; "he never left my side"
     2: one of two or more contesting groups; "the Confederate side
        was prepared to attack"
     3: either the left or right half of a body; "he had a pain in
        his side"
     4: an extended outer surface of an object; "he turned the box
        over to examine the bottom side"; "they painted all four
        sides of the house"
     5: a surface forming part of the outside of an object; "he
        examined all sides of the crystal"; "dew dripped from the
        face of the leaf" [syn: {face}]
     6: a line segment forming part of the perimeter of a plane
        figure; "the hypotenuse of a right triangle is always the
        longest side"
     7: an aspect of something (as contrasted with some other
        implied aspect); "he was on the heavy side"; "he is on the
        purchasing side of the business"; "it brought out his
        better side"
     8: a family line of descent; "he gets his brains from his
        father's side"
     9: a lengthwise dressed half of an animal's carcass used for
        food [syn: {side of meat}]
     10: an opinion that is held in opposition to another in an
         argument or dispute; "there are two sides to every
         question" [syn: {position}]
     11: an elevated geological formation; "he climbed the steep
         slope"; "the house was built on the side of the mountain"
         [syn: {slope}, {incline}]
     12: (sports) the spin given to a ball by striking it on one side
         or releasing it with a sharp twist [syn: {English}]

side
     v 1: take sides with; align oneself with; show strong sympathy
          for; "We all rooted for the home team"; "I'm pulling for
          the underdog"; "Are you siding with the defender of the
          title?" [syn: {pull}, {root}]
     2: take the side of; be on the side of; "Whose side are you
        on?"; "Why are you taking sides with the accused?" [syn: {go
        with}] [ant: {straddle}]