[pan.ic grass] n [ME panik, fr. MF or L; MF panic foxtail millet, fr. L panicum, fr. panus stalk of a panicle] (1597): any of various grasses (Panicum and related genera) including some important forage and cereal grasses
PANIC GRASS
Meaning of PANIC GRASS in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012