'Unrighteous' definitions:

Definition of 'unrighteous'

From: WordNet
adjective
Not righteous; "an unrighteous man"; "an unrighteous law" [ant: righteous]

Definition of 'Unrighteous'

From: GCIDE
  • Unrighteous \Un*right"eous\, a. [OE. unrightwise, AS. unrihtw[imac]s. See Un- not, and Righteous.] [1913 Webster]
  • 1. Not righteous; evil; wicked; sinful; as, an unrighteous man. [1913 Webster]
  • 2. Contrary to law and equity; unjust; as, an unrighteous decree or sentence. [1913 Webster] -- {Un*right"eous*ly}, adv. -- {Un*right"eous*ness}, n. [1913 Webster]