the lunatic fringe BrEthe small group of people in a political group or organization who have the most extreme opinions or ideas〔政治团体或组织中的〕极端分子—lunatic adj. only before noun•lunatic behaviour疯狂的行为the ˌlunatic ˈfringenoun[singular + singular or plural verb](disapproving)those members of a political or other group whose views are considered to be very extreme and crazy极端分子；极端（或狂热）分子集团 |