<p><strong>Adverb</strong></p><ul><li>on or to one side; to or at a short distance apart; away from some position or direction: to turn aside; to move the chair aside.</li><li>away from one's thoughts or consideration: to put one's cares aside.</li><li>in reserve; in a separate place, as for safekeeping; apart; away: to put some money aside for a rainy day.</li><li>away from a present group, especially for reasons of privacy; off to another part, as of a room; into or to a separate place: He took him aside and talked business.</li><li>in spite of; put apart; notwithstanding: all kidding aside; unusual circumstances aside.</li></ul><p><strong>Noun</strong></p><ul><li>a part of an actor's lines supposedly not heard by others on the stage and intended only for the audience.</li><li>words spoken so as not to be heard by others present.</li><li>a temporary departure from a main theme or topic, especially a parenthetical comment or remark; short digression.</li></ul>