Definitions for "darnel"
Any grass of the genus Lolium, esp. the Lolium temulentum (bearded darnel), the grains of which have been reputed poisonous. Other species, as Lolium perenne (rye grass or ray grass), and its variety Lolium Italicum (Italian rye grass), are highly esteemed for pasture and for making hay.
Lolium temulentum, a weedy grass found in grain fields. It is also called Darnel Ryegrass, Bearded Darnel, Cheat, and Tare or Tares. *Dangerous
weedy annual grass often occurs in grainfields and other cultivated land; seeds sometimes considered poisonous