blue thistle


  1. Also called blue thistle. a bristly weed, Echium vulgare, of the borage family, having showy blue flowers, a native of Europe naturalized in the U.S.
  2. chicory(def 1).

Origin of blueweed

First recorded in 1835–45; blue + weed1 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for blue-thistle

Historical Examples of blue-thistle

  • But for her blue-thistle gaze and the plaint of her body, you'd scarcely know she was there.


    Magdeleine Marx

British Dictionary definitions for blue-thistle


  1. US another name for viper's bugloss
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