hide·bound (h?d?bound?)adj.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.American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.hidebound (?ha?d?ba?nd) adj1. restricted by petty rules, a conservative attitude, etc2. (Zoology) (of cattle, etc) having the skin closely attached to the flesh as a result of poor feeding3. (Botany) (of trees) having a very tight bark that impairs growthCollins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014hide?bound (?ha?d?ba?nd) adj. 1. narrow and rigid in opinion; inflexible. 2. extremely conservative. 3. (of a horse, cow, etc.) having the back and ribs bound tightly by the hide. [1550?60] Random House Kernerman Webster’s College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.