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A member of a junior chamber of commerce.
[Pronunciation of the initial letters in Junior Chamber (of Commerce).]
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.
(Commerce) Austral and NZ and US and Canadian a young person who belongs to a junior chamber of commerce
[C20: from the initials of J(unior) C(hamber), short for United States Junior Chamber of Commerce]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
a member of the Junior Chamber of Commerce, a civic group for young business and community leaders.
[1945–50, Amer.; sp. forms of the letters JC, abbr. of JuniorChamber]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.