僧不僧道不道sēng bù sēng dào bù dào

look neither Buddhist nor Taoist; a dubious character
❍ 从前是绢光乌黑的辫子，现在弄得～的。(鲁迅《呐喊·风波》59)He used to have a glossy black queue,but now he doesn’t look like Buddhist or Taoist.
❍ 现在的长毛，只是剪人家的辫子，～的。(鲁迅《呐喊·风波》58)The rebels nowadays just cut people’s queues off,so that they look neither Buddhist nor Taoist.