1. a plant with purple flowers grown as food for farm animals

Examples

• The farmer planted alfalfa in the back field to feed his cattle.
• Alfalfa is rich in protein and makes excellent hay.
• The horses grazed on fresh alfalfa in the pasture.
• Many dairy farms grow alfalfa as a primary feed crop.
• Alfalfa sprouts are popular in salads and sandwiches.
• The field of alfalfa bloomed with small purple flowers.