What is a subculture

a cultural group within a larger culture, often having beliefs or interests at variance with those of the larger culture.

Explanation:

A subculture is a group of people within a culture that differentiates itself from the parent culture to which it belongs, often maintaining some of its founding principles. Subcultures develop their own norms and values regarding cultural, political and sexual matters.

A cultural group within a larger culture, often having beliefs or interests at variance with those of the larger culture.