grass is on the Basic English 850 List. grain - grass - great Pronunciation (UK) enPR: grăs, IPA (key): /grɑːs/, SAMPA: /grA:s/ (US) enPR: grăs, IPA (key): /græs/, SAMPA: /gr{s/ Audio (UK)(file) Audio (US)(file) Noun Singular grass Plural grasses (uncountable) Grass is a green, leafy plant that often covers the ground. We haven't got much rain, and the grass on the lawn is turning brown. (slang) Marijuana Wikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads