bunch grass Meaning, Definition & Usage

  1. noun any of various grasses of many genera that grow in tufts or clumps rather than forming a sod or mat; chiefly of western United States
    bunchgrass.

WordNet

Bunch" grass`
Definitions
  1. (Bot.) A grass growing in bunches and affording pasture. In California, Atropis tenuifolia, Festuca scabrella, and several kinds of Stipa are favorite bunch grasses. In Utah, Eriocoma cuspidata is a good bunch grass.

Webster 1913