Also found in: Thesaurus, Medical, Encyclopedia, Wikipedia.
Related to charlock: wild radish


 (chär′lək, -lŏk′)
An annual weed (Sinapis arvensis) in the mustard family, native to Eurasia and naturalized in North America, having racemes of yellow flowers and hairy stems and foliage. Also called wild mustard.

[Middle English cherlok, from Old English cerlic.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


1. (Plants) Also called: wild mustard a weedy Eurasian plant, Sinapis arvensis (or Brassica kaber), with hairy stems and foliage and yellow flowers: family: Brassicaceae (crucifers)
2. (Plants) white charlock Also called: wild radish or runch a related plant, Raphanus raphanistrum, with yellow, mauve, or white flowers and podlike fruits
[Old English cerlic, of obscure origin]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈtʃɑr lək, -lɒk)

a wild mustard, Brassica kaber, having lobed, ovate leaves and clusters of small yellow flowers: a weed in grain fields.
[before 1000; Middle English cherlok, Old English cerlic]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.charlock - weedy Eurasian plant often a pest in grain fieldscharlock - weedy Eurasian plant often a pest in grain fields
mustard - any of several cruciferous plants of the genus Brassica
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in classic literature ?
One species of charlock will supplant another, and so in other cases.
Spinach, rocket, dandelion, purslane, celery, asparagus, rapeseed, charlock, vine and pea leaves.
Botanical lithographs of charlock and yellow rocket hang on the walls, candles flicker on tables and simple, earthy decor both reflects the food and lets it do the talking.
Inspector Hill urged anyone who was in Woodruff Avenue, near George Abbot School or Charlock Way, between 4.30pm and 5.15pm and who has any information or mobile phone footage of the incident to contact the police.
Raven had orchestrated Poppy's removal at birth betraying her own sister Charlock in the process as she wanted her own daughter Sorrel to take the throne.
Brother-in-law to John Charlock. (Will be sadly missed.
Chester, of Charlock, Coulby Newham, was given a four-month jail sentence suspended for 12 months and six penalty points after she pleaded guilty to doing a series of acts tending to pervert the course of public justice between December 8 last year and July 7, and also to driving without insurance on December 9 last year.
On the positive side, pigeons also eat pernicious seeds such as charlock, goosegrass, chickweed and dock seeds, and sparrows a multitude of insects.
The court heard that broadleaved weeds such as fat-hen, wild oats and charlock overwhelmed the beet crop, leading to a yield that was just 20% of what was reasonably expected.
Wheeler; Charlock, Wild Mustard; Roadside field (dump); C = 0; BSUH 17712.