Merriam-Webster Online Dictionary
grass (noun)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.
leaves or plants of grass
5.
a state or place of retirement - put out to grass
6.
short for rhyming slang for slang British a police informer
7.
electronic noise on a radarscope that takes the form of vertical lines resembling lawn grass
8.
- marijuana
transitive verb
1.
to feed (livestock) on grass sometimes without grain or other concentrates
2.
intransitive verb
to cover with grass , especially to seed to grass
1.
to produce grass
2.
slang British - inform often used with on
Günter Wilhelm 1927– Ger. writer
Merriam-Webster Online Thesaurus
grass (verb)to give information (as to the authorities) about another's improper or unlawful activities
SYNONIMS:
fink, grass (on), inform, rat (on), sing, snitch, split (on), squeak, talk, tell (on)RELATED WORDS:
betray, give away, turn in; backstab, cross, double-cross, sell (out), two-time; blab, tattle; tip (off)