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
Tell on
Tell on verb - To give information (as to the authorities) about another's improper or unlawful activities.
Usage example: in that neighborhood, you wouldn't even think about telling on the drug dealers
Mutual synonyms
Cite this Source
Tell on and Grass on. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/grass_on/tell_on
Grass on & Tell on. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/grass_on/tell_on>.
Tell on or Grass on. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/grass_on/tell_on.
Google Ngram Viewer shows how "grass on" and "tell on" have occurred on timeline