Immorality \Im`mo*ral"i*ty\, n.; pl. {Immoralities}. [Cf. F. immoralit['e].] 1. The state or quality of being immoral; vice. The root of all immorality. --Sir W. Temple. 2. An immoral act or practice. Luxury and sloth and then a great drove of heresies and immoralities broke loose among them. --Milton.