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An alloy of copper and zinc that contains a higher ratio of copper to zinc than brass does and is used to make low-priced jewelry and in thin sheets as an inexpensive imitation of gold leaf.
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.
(Metallurgy) a substitute for gold leaf, consisting of thin sheets of copper that have been turned yellow by exposure to the fumes of molten zinc
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014