Pronunciation: (rī'ut),[key] —n. 1. 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.
2. 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.
3. violent or wild disorder or confusion.
4. a brilliant display: a riot of color. 5. something or someone hilariously funny: You were a riot at the party. 6. unrestrained revelry.
7. an unbridled outbreak, as of emotions, passions, etc.
8. Archaic.loose, wanton living; profligacy.
9. run riot, a. to act without control or restraint: The neighbors let their children run riot. b. to grow luxuriantly or abundantly: Crab grass is running riot in our lawn.
—v.i. 1. to take part in a riot or disorderly public outbreak.
2. to live in a loose or wanton manner; indulge in unrestrained revelry: Many of the Roman emperors rioted notoriously. 3. Hunting.(of a hound or pack) to pursue an animal other than the intended quarry.
4. to indulge unrestrainedly; run riot.
—v.t. to spend (money, time, etc.) in riotous living (usually fol. by away or out).