slickrock

noun

1. (countable, uncountable)A rock or a rock formation made smooth by weathering.

   “Rubber or cord soles are best for climbing over “slickrocks.” Well-advised tenderfeet keep shirt collars buttoned and sleeves rolled down, for the desert and high mountain sun burns mercilessly.”

   “Breaking camp the next morning, I asked Kent Frost about the origin of the term slickrock. “It isn’t necessarily limited to any particular geological formation?” I asked. ¶ “No, it isn’t,” Kent said. “It’s more like the whole country is slickrock, even where it’s crumbling away.””