soixante-huitard

noun2

1. •
   A fierce social activist or protester.
2. •
   (historical) Someone who took part in, or otherwise supported, the civil unrest in France in May 1968, characterised by student protests and widespread strikes.

   • ‘Those clochards in Cannes, mostly old soixante-huitards. They see a tribute to modern industrial genius and can't resist giving it a swift kick.’ — 2000