Definitions

1. adjective

disobedient or disloyal, especially in a way that is rebellious or defiant

“The mutinous crew threatened to overthrow their captain.”

2. noun

a group of people who are disobedient or disloyal, especially in a way that is rebellious or defiant

“The mutinous faction was led by a charismatic leader.”

3. adverb

in a disobedient or disloyal manner, especially in a way that is rebellious or defiant

“She behaved mutinously towards her authority.”