WordWeb Online

1. Morally justified
   "righteous indignation"
    
2. Characterized by or proceeding from accepted standards of morality or justice
   "the...prayer of a righteous man availeth much"
    
3. [US, slang] Brilliant; very good
   - socko [N. Amer, informal], fab [Brit, informal], crucial [slang], rad [N. Amer, slang], radical [N. Amer, slang], nang [Brit, slang], phat [slang], legit [US, slang], awesomesauce [informal], amazeballs [informal], beaut [Austral, NZ, informal], lit [US, slang], storming [Brit, informal], blinding [Brit, slang], stonking [Brit, informal], brill [Brit, informal], wicked [slang], cushty [Brit, informal], ace [informal], def [slang], magic [Brit, slang], smokin' [slang], smoking [slang], super [informal], sick [N. Amer, slang]

See also: A1 [informal], ace [informal], A-one [informal], awesome [informal], beezer [UK, archaic], brilliant, clean-handed, crack [informal], excellent, fantabulous [informal], first-class, first-rate, good, guiltless, innocent, just, lush [Brit, informal], mean [informal], moral, outstanding, ripping [Brit, informal], sound, splendid, stellar [informal], super, tiptop, top-drawer, topnotch [informal], top-notch [informal], tops [informal], upright, virtuous, worthy

Antonym: unrighteous

Encyclopedia: Righteous