1. Groups of people, typically young, who associate together for social reasons and often engage in criminal or antisocial behavior
The city has been struggling with gang violence for years.
A cidade tem lutado contra a violência das gangues há anos.
2. Groups of workers or laborers working together on a specific task
A gang of construction workers arrived to repair the road.
Uma gangue de operários de construção chegou para reparar a estrada.
3. Groups of friends or associates who spend time together socially
He went to the movies with his gang of friends.
Ele foi ao cinema com sua turma de amigos.