insurrection against constituted authority, particularly military or naval authority; concerted revolt against the rules of discipline or the lawful commands of a superior officer; hence, generally, forcible resistance to rightful authority; insubordination.-violent commotion; tumult; strife.-to rise against, or refuse to obey, lawful authority in military or naval service; to excite, or to be guilty of, mutiny or mutinous conduct; to revolt against one's superior officer, or any rightful authority.-to fall into strife; to quarrel.