adj.
- Not belonging to a labor union: nonunion plumbers.
- Not recognizing or dealing with a labor union or employing union members: a nonunion shop.
The failure of a fractured bone to heal normally.
The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.