Synonym: brawl, mutiny, rebel, revolt, rise up. Antonym: peace. Similar words: period, prior, warrior, prior to, curious, various, scenario, priority. Meaning: ['raɪət] 
n. 1. a public act of violence by an unruly mob 2. a state of disorder involving group violence 3. a joke that seems extremely funny 4. a wild gathering involving excessive drinking and promiscuity. v. 1. take part in a riot; disturb the public peace by engaging in a riot 2. engage in boisterous, drunken merrymaking.
n. 1. a public act of violence by an unruly mob 2. a state of disorder involving group violence 3. a joke that seems extremely funny 4. a wild gathering involving excessive drinking and promiscuity. v. 1. take part in a riot; disturb the public peace by engaging in a riot 2. engage in boisterous, drunken merrymaking. 
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1, Riot police broke up a demonstration by students.
2, Police used tear gas to put the riot down.
3, Cars and buses were set ablaze during the riot.
4, He fermented prejudiced crowds to riot.
5, The governor exhorted the prisoners not to riot.
6, After about 10 minutes the riot police arrived.
7, Police in riot gear baton-charged the crowd.
8, Some students riot in fierce argument.
9, The riot began as a peaceful protest.
10, The riot is a symptom of political instability.
11, A riot of colours to wait.
12, The riot police dispersed the crowd.
13, Riot police fired in the air and lashed out with clubs to disperse hundreds of demonstrators.
14, When riot broke out, the police were obliged to intervene.
15, There was a riot when the workers were told they had lost their jobs.
16, They ran riot through the town after the defeat of their team.
17, The riot was precipitated when four black men were arrested.
18, Police in riot gear were called in to quell the disturbances/unrest.
19, A full-scale riot was prevented by the timely intervention of the police.
20, In the riot, the statues were toppled from their pedestals.
21, During the riot shops were looted and cars damaged or set on fire.
22, The police held up their riot shields against the flying rocks and bricks.
23, Hundreds of police in riot gear struggled to control the violence.
24, One prison guard was killed when a riot broke out in the jail.
25, Riot police used water cannon and tear gas to disperse the crowd.
26, Yesterday's riot broke out at the instigation of an unknown politician.
27, A reporter was dispatched to Naples to cover the riot.
28, The angry mob outside the jail was/were ready to riot.
29, Politicians accuse the media of talking up the possibility of a riot.
30, They argued their actions had nothing to do with the riot,[http://sentencedict.com/riot.html] but I think that's debatable.