Definitions

1. noun

an act of open rebellion against a person in authority, especially a military officer, or the body of people involved in such an act

“The crew’s mutiny against the captain led to a series of disciplinary actions.”

2. verb

to engage in open rebellion against a person in authority

“The sailors were said to have mutinied against their commanding officer.”

3. noun

a sudden and violent change of opinion or attitude, especially a sudden and widespread rebellion against a person or institution

“The company’s mutiny against the new management style led to a dramatic shift in company culture.”