| Noun | 1. | meadow grass - any of various grasses that thrive in the presence of abundant moisturegrass - narrow-leaved green herbage: grown as lawns; used as pasture for grazing animals; cut and dried as hay foxtail, foxtail grass - grasses of the genera Alopecurus and Setaria having dense silky or bristly brushlike flowering spikes manna grass, sweet grass - any of several moisture-loving grasses of the genus Glyceria having sweet flavor or odor | |