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ENGLISH · A WORD WITH POSSIBILITIES

ratfink.

An informer or spy; a traitor.

7 characters2 syllables approx.English language

Meaning & usage

noun/ˈɹætfɪŋk/General-American, Received-Pronunciation
  1. An informer or spy; a traitor.

    Canada · US
  2. A dislikable or contemptible person.

    Canada · US · also · attributive
  3. A strikebreaker.

    Canada · US
Where this word comes from

From rat + fink.

verb/ˈɹætfɪŋk/General-American, Received-Pronunciation
  1. To inform on; to betray.

    Canada · US · transitive
Where this word comes from

From rat + fink.

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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.

Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.