meadow fescue mea·dow·fes·cue uncommon noun 1. grass with wide flat leaves cultivated in Europe and America for permanent pasture and hay and for lawns Synonymsfescuefescue grassmeadow fescueFestuca elatior Related words Broader terms grass Parts Festuca WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.