Source : WordNet®

holy clover
     n : Eurasian perennial herb having pale pink flowers and curved
         pods; naturalized in Britain and North America grasslands
         on calcareous soils; important forage crop and source of
         honey in Britain [syn: {sainfoin}, {sanfoin}, {esparcet},
          {Onobrychis viciifolia}, {Onobrychis viciaefolia}]