Hoodlum (noun)

A young troublemaker or criminal, especially one who is a member of a street gang.

Origin:

The word hoodlum originated in the late 19th century in the united states. it is thought to be a combination of the word hood, a slang term for a neighborhood or group, and the word lummox, meaning a clumsy or stupid person.

Examples:

1. The police were worried about the hoodlums hanging around outside the store.
2. He used to be a hoodlum but now he's turned his life around.
3. The hoodlums were arrested for breaking into the store.
4. The hoodlums were making a lot of noise outside the window.
5. He was beaten up by a group of hoodlums on his way home from work.