running amok; rampage; outrageous violence
A yojijukugo describing wild, violent, and destructive behavior; often used for rioting, vandalism, or uncontrolled rampage.
A drunk person ran amok inside the store.
The mob committed every kind of outrage in the streets.
乱暴 is a more common word for violence or rough behavior, while 乱暴狼藉 is a stronger, more formal yojijukugo emphasizing unrestrained rampage.
狼藉 alone means disorder or violence, but is less common; 乱暴狼藉 combines it with 乱暴 to intensify the meaning.
A yojijukugo combining 乱暴 (violence, outrage) and 狼藉 (disorder, rampage). 狼藉 originally referred to the messy way wolves trample grass when lying down, metaphorically extended to disorder and violence.