noun
boisterous merrymaking; racket; spree
Describes a noisy, wild party or uproarious celebration, often with drinking.
忘年会は乱痴気騒ぎになった。
The year-end party turned into a boisterous merrymaking.
隣の部屋から乱痴気騒ぎが聞こえる。
I can hear a racket from the next room.