Definition that contains progressive rock
- punk rock music with deliberately offensive lyrics expressing anger and social alienation; in part a reaction against progressive rock
- hippies 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
- hipsters 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
- punk rock rock music with deliberately offensive lyrics expressing anger and social alienation; in part a reaction against progressive rock
- flower people 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