riot

noun

1. (countable, uncountable)A tumultuous disturbance of the public peace by a large group of people, often involving violence or damage to property.

   “The protests began peacefully but turned into riots after several days.”

2. (countable, figuratively, uncountable)A wide and unconstrained variety.

   “In summer this flower garden is a riot of colour.”

   “The human world is contracting not only prospectively but to the backward-probing eye of culture-history. Nevertheless we are as yet far from able to reduce the riot of spoken languages to a small number of “stocks.””

3. (colloquial, uncountable)A humorous or entertaining event or person.

   “Check this out! We have to get this! I can't believe all this stuff! This is a total riot!”

4. (countable, uncountable)Wanton or unrestrained behavior or emotion.

   “For when his head-ſtrong Riot hath no Curbe,”

5. (countable, obsolete, uncountable)Excessive and expensive feasting; wild and loose festivity; revelry.

   “the lamb thy riot dooms to bleed to-day”

verb

1. (intransitive)To create or take part in a riot; to raise an uproar or sedition.

   “The nuclear protesters rioted outside the military base.”

2. (intransitive, obsolete)To act in an unrestrained or wanton manner; to indulge in excess of feasting, luxury, etc.

   “Now he exact of all, wastes in delight, / Riots in pleasure, and neglects the law.”

   “Think of the insults, wrongs, and contumelies, / Ye bear from your proud lords—that your hard toil / Manures their fertile fields—you plow the earth, / You sow the corn, you reap the ripen'd harvest,— / They riot on the produce!— […]”

3. (transitive)To cause to riot; to throw into a tumult.
4. (transitive)To annoy.