A group of (especially young) people seen as constituting a peer group or band of associates; a gang, a group of friends.
A group or company of people, originally especially one having hostile intent; a throng, a crowd.
A group of people summoned to help law enforcement.
A search party.
A criminal gang.
A computer network created for use by such groups.
A group of workers engaged in a series of collaborative tasks who usually work together.