Added 9 October 2026 mutiny /ˈmju.tə.ni/ noun Categories: ActionsUncommon Words In Latin: sēditiō Wiktionary noun ! Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about mutiny at Wordnik → Where our words come from → Open rebellion against constituted authority (especially by seamen or soldiers against their officers). verb Engage in a mutiny against an authority. Origin From Middle French mutiner. From Wiktionary, via Kaikki.org (CC BY-SA) Related Words: revoltrebellionrebelinsurgentinsurgencyrebelliousinsurgenceuprisingseditioninsurrectiondisobedienceinsubordination Back to today's word