grassとは何ですか?The grass family.The members of the grass family considered as a group.Any of various plants having slender leaves characteristic of the grass family.An expanse of ground, such as a lawn, covered with grass or similar plants.Grazing land; pasture.Slang Marijuana.Electronics Small variations in amplitude of an oscilloscope display caused by electrical noise.To cover with grass.To grow grass on.To feed (livestock) with grass.To become covered with grass.To graze.