a.

1. 混乱的，杂乱的，无秩序的
   The papers lay in a disorderly pile.

   文件乱七八糟地堆放着。

2. 目无法纪的；骚动的
   disorderly behavior

   目无法纪的行为

3. 【律】妨害治安的
   We were charged with being drunk and disorderly.

   我们被控酗酒和妨害治安。

ad.

1. 杂乱地，无秩序地

adj.

1. lacking organization; untidy.
2. involving or contributing to a breakdown of peaceful and law-abiding behaviour.