Hells Angels (n.)youdaoicibaDictYouDict[Hells Angels 词源字典]
motorcycle club, the name first attested 1957. They were called Black Rebels in the 1954 film "The Wild One." Earlier the phrase had been used as the title of a film about World War I air combat (1930).[Hells Angels etymology, Hells Angels origin, 英语词源]