Criminous \Crim"i*nous\ (kr?m"?-n?s), a. [L. criminosus, fr. crimen. See {Crime}.] Criminal; involving great crime or grave charges; very wicked; heinous. [Obs.] --Holland. -- {Crim"i*nous*ly}, adv. -- {Crim"i*nous*ness}, n. [Obs.] [1913 Webster]