longhair (n.)youdaoicibaDictYouDict[longhair 词源字典]
also long-hair, "cat with long hair," 1893, from long (adj.) + hair. As "intellectual," especially in musical tastes, "devotee of classical music," 1920. Sense of "hippie" attested from 1969.[longhair etymology, longhair origin, 英语词源]