What does the word thorny mean?

Usage examples for thorny

  1. As they walked the little boy saw that two roads ran along together, one thorny and the other smooth. – Philippine Folk-Tales by Clara Kern Bayliss, Berton L. Maxfield, W. H. Millington, Fletcher Gardner, Laura Watson Benedict
  2. Annoyed by thorny bushes which teethed into her jacket, she turned to protest to Penny that the roses were not worth the trouble it would take to gather them. – Swamp Island by Mildred A. Wirt