hipsters

(noun) a youth subculture (mostly from the middle class) originating in San Francisco in the 1960s; advocated universal love and peace and communes and long hair and soft drugs; favored acid rock and progressive rock music. Synonyms: flower people, hippies.

(noun) someone who rejects the established culture; advocates extreme liberalism in politics and lifestyle. Synonyms: hippie, hippy, hipster, flower child.