prickly ash definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
either of two North American shrubs or trees (genus Zanthoxylum) of the rue family, with pinnately compound leaves having paired spines at the base
prickly ash definition by American Heritage Dictionary
- Any of numerous cosmopolitan, deciduous or evergreen shrubs or trees of the genus Zanthoxylum, having aromatic bark and alternate, mostly pinnate leaves.
- See Hercules' club.