Aside1. (adv.) 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.
2. (adv.) Out of one's thoughts; off; away; as, to put aside gloomy thoughts.
3. (adv.) So as to be heard by others; privately.
4. (n.) Something spoken aside; as, a remark made by a stage player which the other players are not supposed to hear.
Thesaurus Entries
a huis clos, all, apart, askance, askant, askew, aslant, aslope, asquint, away, awry, back, behind closed doors, beside, between the teeth, broadside, broadside on, by, crabwise, discursion, divagation, downgrade, downhill, each, edgeway, edgeways, edgewise, episode, excursion, excursus, glancingly, in a whisper, in an aside, in camera, in chambers, in executive session, in juxtaposition, in privacy, in private, in private conference, in privy, in reserve, infix, injection, insert, insertion, insinuation, intercalation, interjection, interlineation, interlocution, interpolation, introduction, januis clausis, laterad, laterally, monodrama, monologue, monology, nearby, nigh, obiter dictum, obliquely, on its side, on one side, on the beam, on the side, out of earshot, parenthesis, per, per capita, privately, privily, remark, right and left, round, side remark, sideling, sidelong, sideward, sidewards, sideway, sideways, sidewise, sidling, slant, slantingly, slantways, slantwise, slaunchways, slopeways, soliloquy, solo, sotto voce, to one side, to the side, tossing-in, wide apart, wide away, with bated breath