Source : Webster's Revised Unabridged Dictionary (1913)

Aside \A*side"\, n.
   Something spoken aside; as, a remark made by a stageplayer
   which the other players are not supposed to hear.

Aside \A*side"\, adv. [Pref. a- + side.]
   1. On, or to, one side; out of a straight line, course, or
      direction; at a little distance from the rest; out of the
      way; apart.

            Thou shalt set aside that which is full. --2 Kings
                                                  iv. 4.

            But soft! but soft! aside: here comes the king.
                                                  --Shak.

            The flames were blown aside.          --Dryden.

   2. Out of one's thoughts; off; away; as, to put aside gloomy
      thoughts. ``Lay aside every weight.'' --Heb. xii. 1.

   3. So as to be heard by others; privately.

            Then lords and ladies spake aside.    --Sir W.
                                                  Scott.

   {To set aside} (Law), to annul or defeat the effect or
      operation of, by a subsequent decision of the same or of a
      superior tribunal; to declare of no authority; as, to set
      aside a verdict or a judgment.

Source : WordNet®

aside
     n 1: a line spoken by an actor to the audience but not intended
          for others on the stage
     2: a message that departs from the main subject [syn: {digression},
         {excursus}, {divagation}, {parenthesis}]
     adv 1: on or to one side; "step aside"; "stood aside to let him
            pass"; "threw the book aside"; "put her sewing aside
            when he entered"
     2: out of the way (especially away from one's thoughts); "brush
        the objections aside"; "pushed all doubts away" [syn: {away}]
     3: not taken into account or excluded from consideration;
        "these problems apart, the country is doing well"; "all
        joking aside, I think you're crazy" [syn: {apart}]
     4: in a different direction; "turn aside"; "turn away one's
        face"; "glanced away" [syn: {away}]
     5: placed or kept separate and distinct as for a purpose; "had
        a feeling of being set apart"; "quality sets it apart"; "a
        day set aside for relaxing" [syn: {apart}]
     6: in reserve; not for immediate use; "started setting aside
        money to buy a car"; "put something by for her old age";
        "has a nestegg tucked away for a rainy day" [syn: {by}, {away}]