an occasion when a group of people, especially soldiers or sailors, refuses to obey orders and/or attempts to take control from people in authority

Conditions on the ship were often very bad, and crews were on the point of mutiny. 船上的情况常常十分糟糕，船员们随时可能发生哗变。

There were rumours of mutiny among the troops. 部队里有兵变的传言。

Soldiers crushed mutinies in three jails. 士兵镇压了3个监狱的暴动。

to take part in a mutiny

The crew mutinied and murdered the ship's captain. 船员们哗变，杀害了船长。

The troops mutinied against their officers. 士兵们反抗他们的长官。