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A barrier to communication, understanding, or action: "still believe a Chinese wall can exist between public and private selves" (Gail Sheehy).
[After the Great Wall of China.]
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.
1. (Stock Exchange) a notional barrier between the parts of a business, esp between the market makers and brokers of a stock-exchange business, across which no information should pass to the detriment of clients
2. an insurmountable obstacle
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
2. an insuperable barrier or obstacle, as to understanding.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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|Noun||1.||Chinese Wall - a fortification 1,500 miles long built across northern China in the 3rd century BC; it averages 6 meters in width|
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