re ‧ bel ‧ lious /rɪˈbeljəs/ BrE AmE adjective
1 . deliberately not obeying people in authority or rules of behaviour:
rebellious teenagers
He’s always had a rebellious streak (=a tendency to rebel) .
2 . fighting against the government of your own country:
rebellious minorities
—rebelliously adverb
—rebelliousness noun [uncountable]