noun
- A wild mustard plant with yellow flowers, common as a weed in grain fields.
Usage: chiefly British; also called wild mustard or field mustard
Examples
- The farmer had to remove charlock from the wheat field before harvest.
- Charlock spreads quickly through cultivated land if left unchecked.
- The bright yellow flowers of charlock dotted the countryside in spring.
- Charlock is considered an invasive weed in many agricultural regions.
- Medieval farmers struggled to control charlock in their grain crops.