inform on

verb

To tell on someone; to act as an informant against.

Similar
fingergrass upsnitch
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Meanings

verbinform on (third-person singular simple present informs on, present participle informing on, simple past and past participle informed on)

present singular third person informs on · participle present informing on · participle past informed on · past informed on

  1. To tell on someone; to act as an informant against.

    In 1983, one of his friends informed on him for reading a forbidden book, and he lost his teaching job.

    2013 May 24, Emily Parker, “Bulgakov's Ghost”, in The New York Times, archived from the original on 12 May 2022

    Synonyms: finger, grass up, snitch

Synonyms & antonyms

verbTo tell on someone; to act as an informant against.

Similar
fingergrass upsnitch
Also see
bewraydimedime outdrop a dimefingergrassname namesnarkpeachrat outroll on

Translations

Norwegian Bokmål angi, tyste på
  • angito act as an informant against — see also inform
  • tyste påto act as an informant against — see also inform
Polish donosić, donieść
  • donosićto act as an informant against — see also inform
  • donieśćto act as an informant against — see also inform
Russian доноси́ть, донести́
  • доноси́ть (donosítʹ)to act as an informant against — see also inform
  • донести́ (donestí)to act as an informant against — see also inform
Ukrainian доно́сити, донести́
  • доно́сити (donósyty)to act as an informant against — see also inform
  • донести́ (donestý)to act as an informant against — see also inform
Cite this entry
APA

inform on. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/inform%20on

MLA

“inform on.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/inform%20on. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “inform on,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/inform%20on.

Source: inform on on Wiktionary, CC BY-SA 4.0.