n. 暴乱
v. 骚乱（riot的ing形式）

[ noun ]
a state of disorder involving group violence
<noun.state>

Riot \Ri"ot\, v. i. [imp. & p. p. {Rioted}; p. pr. & vb. n.
{Rioting}.] [OF. rioter; cf. OD. ravotten.]
1. To engage in riot; to act in an unrestrained or wanton
manner; to indulge in excess of luxury, feasting, or the
like; to revel; to run riot; to go to excess.

Now he exact of all, wastes in delight,
Riots in pleasure, and neglects the law. --Daniel.

No pulse that riots, and no blood that glows.
--Pope.

2. (Law) To disturb the peace; to raise an uproar or
sedition. See {Riot}, n., 3. --Johnson.