AWN
- a bristlelike appendage of certain grasses [n AWNS] : AWNED [adj], AWNLESS [adj], AWNY [adj]
- any similar bristle
- bristlelike appendage of a plant, esp. on the glumes of grasses
- such appendages collectively, as those forming the beard of wheat, barley, etc.
- one of the slender bristles that terminate the glumes of the spikelet in some cereal and other grasses
- a bristly growth [n -S]