WordWeb Online

1. Resisting control or authority
   "temperamentally rebellious"; "a rebellious crew"
    
2. Discontented as toward authority
   "This work offers ideas on an innovative curriculum for rebellious and disadvantaged young people";
   - disaffected, ill-affected, malcontent, malcontented
    
3. Participating in organized resistance to a constituted government

See also: discontent, discontented, disloyal, insubordinate

Encyclopedia: Rebellious