skin·head /ˈskɪnˌhɛd/
  光頭青年(指英國青年中的一個派別,剃光頭,服裝怪異,常參與街頭鬥毆)
  skinhead
       n : a young person who belongs to a British or American group
           that shave their heads and gather at rock concerts or
           engage in white supremacist demonstrations