Word.ws English Dictionary

whistle-blow

whistle-blow verb: to blow the whistle (on); to report (as a whistleblower).

Verb

whistle-blow (third-person singular simple present whistle-blows, present participle whistle-blowing, simple past whistle-blew, past participle whistle-blown)

  1. (rare) To blow the whistle (on); to report (as a whistleblower).
    • It was at this point that 46 (77%) of the participants whistleblew (in writing) on the cheating confederate.2002, Kipling D. Williams, Ostracism: The Power of Silence, →ISBN, page 201
    • Students who had whistle-blown in the past provided fewer reasons not to whistle-blow than other students.2012, Cynthia Jeffrey, Research on Professional Responsibility and Ethics, →ISBN, page 215

Forms of whistle-blow

third-person singular presentwhistle-blows
present participlewhistle-blowing
pastwhistle-blew
past participlewhistle-blown
alternative formwhistleblow

Origin of whistle-blow

Back-formation from whistleblowing or whistleblower, equivalent to whistle + blow.

Questions about whistle-blow

What does whistle-blow mean?
Whistle-blow means to blow the whistle (on); to report (as a whistleblower).
What part of speech is whistle-blow?
Whistle-blow is a verb.
What is the past tense of whistle-blow?
The past tense of whistle-blow is whistle-blew.

Words near whistle-blow in the dictionary

  1. whistle up
  2. whistle walk
  3. whistle walks
  4. whistle-belly vengeance
  5. whistle-blew
  6. whistle-blow
  7. whistle-blower
  8. whistle-blowers
  9. whistle-blowing
  10. whistle-blowings
  11. whistle-blown

Source and license

Adapted from Wiktionary: whistle-blow (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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