adj.暴亂的；狂歡的；放蕩的；茂盛的
He was charged with riotous behaviour. 他被控聚眾鬧事。
We spent a riotous night at Christmas. 圣誕節(jié)我們度過了一個狂歡之夜。
He was expelled from college for riotous conduct. 他因行為放蕩而被勒令退學。
