Definition of grass
1 : herbage suitable or used for grazing animals
2 : any of a large family (Gramineae synonym Poaceae) of monocotyledonous mostly herbaceous plants with jointed stems, slender sheathing leaves, and flowers borne in spikelets of bracts
3 : land (such as a lawn or a turf racetrack) covered with growing grass keep off the grass the horse had never won on grass
4 grasses plural : leaves or plants of grass
5 : a state or place of retirement put out to grass
6 [short for grasshopper, rhyming slang for copper] slang, British : a police informer
7 : electronic noise on a radarscope that takes the form of vertical lines resembling lawn grass
8 : marijuana
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Examples of grass in a Sentence
They were smoking some grass.
Origin and Etymology of grass
Middle English gras, from Old English græs; akin to Old High German gras grass, Old English grōwan to grow
First Known Use: before 12th century
grass
Definition of grass
transitive verb
1 : to feed (livestock) on grass sometimes without grain or other concentrates
2 : to cover with grass; especially : to seed to grass
intransitive verb
1 : to produce grass
2 slang, British : inform 2 —often used with on
Circa 1500
First Known Use of grass
circa 1500
GRASS Defined for English Language Learners
grass
playDefinition of grass for English Language Learners
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: plants that have narrow green leaves, that are eaten by cows, sheep, horses, etc., and that are commonly grown on lawns and in gardens
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: a particular type of grass
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: a person who gives information to the police about the criminal activity of other people : a police informer
grass
Definition of grass for English Language Learners
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: to cover (an area) with grass
GRASS Defined for Kids
grass
playDefinition of grass for Students
1 : any of a large group of green plants with jointed stems, long slender leaves, and stalks of clustered flowers
2 : plants eaten by grazing animals
3 : land (as a lawn) covered with growing grass
grasslike
\-ˌlīk\ adjectiveMedical Dictionary
Learn More about grass
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See words that rhyme with grass Thesaurus: All synonyms and antonyms for grass Spanish Central: Translation of grass Nglish: Translation of grass for Spanish speakers Britannica English: Translation of grass for Arabic speakers Britannica.com: Encyclopedia article about grass
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