a.

1. 歪的，弯曲的
   He walked down the crooked path.

   他沿着弯弯曲曲的小路走去。

2. 变了形的，扭曲的，弯腰曲背的
   His back is so crooked that he can not stand upright.

   他的背弯得他站不直。

3. 不正当的，欺诈的，不正派的
   Don't deal with crooked people.

   不要同刁滑的人打交道。

adj.

1. bent or twisted out of shape or position.
2. informal dishonest or illegal.
3. Austral./NZ informal annoyed; exasperated.