- grass [gras, gräs]n.[ME gras < OE gærs, græs, akin to Ger gras < IE * ghrō-, GROW]1. any of various plants of the grass family that are usually used for food, fodder, or grazing and as lawns2. any grasslike plant of various families having similar uses3. ground covered with grass; pasture land or lawn4. [from the visual resemblance to blades of grass] horizontal lines of clutter on a radarscope caused by electronic noise signals☆ 5. Slang marijuanamarijuana6. [short for grasshopper, rhyming slang for COPPER2] [Brit. Slang] Brit. Slang an informer; stool pigeonadj.designating a family (Poaceae, order Cyperales) of monocotyledonous plants with long, narrow leaves, jointed stems, flowers in spikelets, and seedlike fruit, including wheat, rye, barley, oats, corn, sugar cane, bamboo, sorghum, and bluegrassvt.1. to put (an animal or animals) out to pasture or graze2. to grow grass over; cover with grass3. to lay (textiles, etc.) on the grass for bleaching by the sun4. [Brit. Slang] to inform against, as to the policevi.1. to become covered with grass2. [Brit. Slang] to act as an informer; inform ( on)——————go to grass1. to graze2. Chiefly Brit. to rest or retire☆ 3. go to the devil!——————let the grass grow under one's feetto waste one's time or neglect one's opportunities——————put out to grassChiefly Brit. PUT OUT TO PASTURE (see phrase under PASTURE)grasslikeadj.
English World dictionary. V. Neufeldt. 2014.