any of various plants belonging to the genus Lamium, of the mint family, native to the Old World, having opposite leaves and clusters of small reddish or white flowers.
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Origin of dead nettle
Middle English word dating back to 1350–1400
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for dead-nettle
Its flowers resemble the scales in colour, and the dead-nettle in shape.The Evolutionist at Large|Grant Allen
British Dictionary definitions for dead-nettle
any Eurasian plant of the genus Lamium, such as L. alba (white dead-nettle), having leaves resembling nettles but lacking stinging hairs: family Lamiaceae (labiates)
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