| Noun | 1. | alfalfa - important European leguminous forage plant with trifoliate leaves and blue-violet flowers grown widely as a pasture and hay cropalfalfa - leguminous plant grown for hay or forage |
| 2. | alfalfa - leguminous plant grown for hay or foragefodder - coarse food (especially for livestock) composed of entire plants or the leaves and stalks of a cereal crop alfalfa, lucerne, Medicago sativa - important European leguminous forage plant with trifoliate leaves and blue-violet flowers grown widely as a pasture and hay crop |