<p><strong>Noun</strong></p><ul><li>a noisy, violent public disorder caused by a group or crowd of persons, as by a crowd protesting against another group, a government policy, etc., in the streets.</li><li>Synonyms: melee, fray, brawl, outbreak.</li><li>Law: a disturbance of the public peace by three or more persons acting together in a disrupting and tumultuous manner in carrying out their private purposes.</li><li>violent or wild disorder or confusion.</li><li>Synonyms: disturbance, tumult, uproar.</li><li>a brilliant display: a riot of color.</li><li>something or someone hilariously funny: You were a riot at the party.</li><li>unrestrained revelry.</li><li>an unbridled outbreak, as of emotions, passions, etc.</li><li>Archaic: loose, wanton living; profligacy.</li></ul><p><strong>Verb (used without object)</strong></p><ul><li>to take part in a riot or disorderly public outbreak.</li><li>Synonyms: fight, brawl.</li><li>to live in a loose or wanton manner; indulge in unrestrained revelry: Many of the Roman emperors rioted notoriously.</li><li>Synonyms: carouse.</li><li>Hunting: (of a hound or pack) to pursue an animal other than the intended quarry.</li><li>to indulge unrestrainedly; run riot.</li></ul><p><strong>Verb (used with object)</strong></p><ul><li>to spend (money, time, etc.) in riotous living (usually followed by away or out).</li></ul>