1. a common white-flowered plant of the daisy family, often considered a weed

Examples

• The field was overrun with mayweed and other wild plants.
• Farmers often struggle to control mayweed in their crops.
• The small white flowers of mayweed bloom throughout the summer.
• Mayweed has a strong, unpleasant smell when crushed.
• The botanist identified the weed as mayweed based on its distinctive leaves.
• Children picked daisies and mayweed to make flower chains.