lady's-thumb

[ ley-deez-thuhm ]
/ ˈleɪ dizˌθʌm /

noun

a smartweed, Polygonum persicaria, of the buckwheat family, having pink or purplish flowers and lance-shaped leaves with a spot resembling a thumbprint.

Nearby words

  1. lady's not for burning, the,
  2. lady's-earrings,
  3. lady's-slipper,
  4. lady's-smock,
  5. lady's-thistle,
  6. lady's-tresses,
  7. lady-in-waiting,
  8. lady-killer,
  9. lady-of-the-night,
  10. ladybeetle

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. 2019


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