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lady's-thumb

[ ley-deez-thuhm ]
/ ˈleɪ dizˌθʌm /
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noun
a smartweed, Polygonum persicaria, of the buckwheat family, having pink or purplish flowers and lance-shaped leaves with a spot resembling a thumbprint.
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Origin of lady's-thumb

An Americanism dating back to 1830–40
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use lady's-thumb in a sentence

British Dictionary definitions for lady's-thumb

lady's-thumb

noun
the usual US name for red shank
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
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