Clan

Part of speech: noun (n.)

1. A tribe or collection of families, united under a chieftain, regarded as having the same common ancestor, and bearing the same surname; as, the clan of Macdonald. "I have marshaled my clan." Campbell.

2. A clique; a sect, society, or body of persons; esp., a body of persons united by some common interest or pursuit; -- sometimes used contemptuously. Partidge and the rest of his clan may hoot me. Smolett. The whole clan of the enlightened among us. Burke.