Pickpocket (noun)

A person who steals things from people's pockets or bags in a public place.

Origin:

Early 17th century: from pick (probably a variant of pick in the sense "pierce") + pocket.

Examples:

1. The police arrested the pickpocket who had been operating in the busy market.
2. The pickpocket managed to escape from the crowded train with a wallet.
3. She was warned to be careful of pickpockets in the tourist area.
4. The pickpocket was caught red-handed by a plainclothes police officer.
5. The pickpocket used sleight of hand to steal the man's wallet.