sheet metal slotted and stretched to make a stiff network with openings of various patterns, used for lathing, wastebaskets, and various decorative and semistructural applications.
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Origin of expanded metal
First recorded in 1885–90
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for expanded metal
an open mesh of metal produced by stamping out alternating slots in a metal sheet and stretching it into an open pattern. It is used for reinforcing brittle or friable materials and in fencing
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012