\In*nox"ious\, a. [L. innoxius. See {In-} not, and {Noxious}.] 1. Free from hurtful qualities or effects; harmless. ``Innoxious flames.'' --Sir K. Digby. 2. Free from crime; pure; innocent. --Pope. -- {In*nox`ious*ly}, adv. -- {In*nox"ious*ness}, n.