First Known Use: before 12th century
Dictionary
1grass
noun, often attributive \ˈgras\
: plants that have narrow green leaves, that are eaten by cows, sheep, horses, etc., and that are commonly grown on lawns and in gardens
: a particular type of grass
: a person who gives information to the police about the criminal activity of other people : a police informer
Full Definition of GRASS
1
: herbage suitable or used for grazing animals
2
: any of a large family (Gramineae syn. Poaceae) of monocotyledonous mostly herbaceous plants with jointed stems, slender sheathing leaves, and flowers borne in spikelets of bracts
3
: land (as a lawn or a turf racetrack) covered with growing grass <keep off the grass> <the horse had never won on grass>
4
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
See grass defined for English-language learners
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Origin of GRASS
Middle English gras, from Old English græs; akin to Old High German gras grass, Old English grōwan to grow
2grass
verb
: to cover (an area) with grass
Full 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
See grass defined for English-language learners
First Known Use of GRASS
circa 1500
Grass
biographical name \ˈgräs\
Definition of GRASS
Günter Wilhelm 1927– Ger. writer
GRASS[1] Defined for Kids
grass
noun \ˈgras\
Definition of GRASS for Kids
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
— grass·like \-ˌlīk\ adjective
Medical Dictionary
grass
noun \ˈgras\
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Next Word in the Dictionary: grassationPrevious Word in the Dictionary: grasplessAll Words Near: grass
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