outlaw outlaw /ˈaʊtˌlɔ/

adjective

1. Disobedient to or defiant of law  ( lawless , outlaw )
   disobedient to or defiant of law
    Lawless bands roaming the plains
   lawless bands roaming the plains
   
2. Contrary to or forbidden by law  ( illicit , outlaw , outlawed , illegitimate , unlawful )
   contrary to or forbidden by law
    An illegitimate seizure of power
   an illegitimate seizure of power
    Illicit trade
   illicit trade
    An outlaw strike
   an outlaw strike
    Unlawful measures
   unlawful measures
   

noun

1. () Someone who has committed a crime or has been legally convicted of a crime  ( malefactor , crim [Informal, British] , felon , criminal , crook [Informal] , outlaw )
   someone who has committed a crime or has been legally convicted of a crime
    The police arrested the criminal and took him into custody
   The police arrested the criminal and took him into custody
   
   

verb

1. () Declare illegal; outlaw  ( criminalise , criminalize , illegalise , illegalize , outlaw )
   declare illegal; outlaw
    Marijuana is criminalized in the U.S.
   Marijuana is criminalized in the U.S.