"Disorderly behavior" refers to actions or conduct that is unruly, disruptive, or chaotic. It typically involves behaving in a way that goes against established rules, disrupts public order, or disturbs others. Full definition
I, § 5, Clause 2 of the U.S. Constitution states: «Each House may determine the rules of its proceedings, punish its members for disorderly behavior, and, with the concurrence of two thirds, expel a member.» (politics.stackexchange.com)
Another would have people who were convicted of disorderly behavior serve no more than five days in jail, rather than the current 15 days. (nytimes.com)
The Standards and Ethics investigation involves alleged violations of a Council rule prohibiting disorderly behavior, which includes sexual harassment. (nydailynews.com)