Paul Van Sickle Share definition Flag A slang word for a tall, dirty, hippie, usually wears proper dress. Also known as Cavemen, or Yetis. Look at the Paul Van Sickle, he probably doesn't shower Paul Van Sickle by Kronnnniks March 11, 2010 0 0 Get merch Get the Paul Van Sickle mug. Buy Now — $32.95 See more merch