1. criminals or dishonest people
Usage: informal
2. curved or bent parts of something

Examples

• The police arrested several crooks involved in the bank robbery.
• Those crooks have been scamming elderly people for months.
• She bent her arm at the crooks of her elbows.
• The shepherd used the crooks of his staff to guide the sheep.
• The crooks in the river made navigation difficult.
• We hung our coats on the crooks of the tree branches.