1. Stubbornly prejudiced, narrow-minded, or inflexible.
2. Having abnormally dry, stiff skin that adheres closely to the underlying flesh. Used of domestic animals such as cattle.
3. Having the bark so contracted and unyielding as to hinder growth. Used of trees.

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.