grass (on)

British slang
as in to tell (on)
to give information (as to the authorities) about another's improper or unlawful activities that bloke would grass on his own mater to save himself

Synonyms & Similar Words

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Example Sentences

Recent Examples of Synonyms for grass (on)
Verb
  • Not talking an exceptionally high level; not the top-shelf stuff.
    Mirjam Swanson, Oc Register, 14 July 2025
  • Chaidez continued talking to the victim as his partner Officer Rudy Dereza applied a tourniquet and waited for the medics, who eventually took her to Mercy Medical Center, where she was treated before going on to a Chicago trauma hospital.
    Denise Crosby, Chicago Tribune, 13 July 2025
Verb
  • Some of his friends are aware, and Mayer spoke with F1 CEO Stefano Domenicali to inform him of the campaign only the day prior, out of courtesy.
    Madeline Coleman, New York Times, 5 July 2025
  • The camp previously sent an email to families informing them of the situation, which was later shared by KEYE.
    David Chiu, People.com, 4 July 2025
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

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Cite this Entry

“Grass (on).” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/grass%20%28on%29. Accessed 16 Jul. 2025.

Last Updated: - Updated example sentences
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