Grass is a common noun referring to the green plants that cover lawns, fields, and pastures. It also designates the grass family vegetation in general and can be used metaphorically (e.g., “the grass is greener”). The term denotes low, herbaceous vegetation composed of narrow leaves, typically growing in tufts with a shallow root system. In everyday language, it contrasts with other ground-covering plants and with crops harvested for hay or grain.
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