1. a person or thing that crooks or bends
Usage: informal; rare in modern usage
2. a dishonest or criminal person
Usage: informal; slang

Examples

• The crooker bent the metal rod with ease.
• He was known as a crooker who swindled investors.
• The old crooker had spent years in prison.
• They caught the crooker red-handed at the scene.
• A crooker's schemes eventually catch up with them.