Grass on
Grass on verb - To give information (as to the authorities) about another's improper or unlawful activities.
Usage example: that bloke would grass on his own mater to save himself
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Synonyms for Grass on
Rat
Mutual synonyms
Cite this Source
Rat and Grass on. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/grass_on/rat
Grass on & Rat. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/grass_on/rat>.
Rat or Grass on. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/grass_on/rat.
Google Ngram Viewer shows how "grass on" and "rat" have occurred on timeline