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Definitions

whistleblower

[wis-uhl-bloh-er, hwis-] / ˈwɪs əlˌbloʊ ər, ˈʰwɪs- /


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

In 2022 a whistleblower from the Southern Health Trust contacted BBC News about fears that women's smear tests had been misread by screeners with some going on to develop cancer.

From BBC • May 14, 2026

The whistleblower had raised concerns about governance to management, but no one listened.

From BBC • May 14, 2026

The whistleblower said the bank violated rules meant to protect confidential information about clients and transactions from being mishandled.

From The Wall Street Journal • May 5, 2026

Adamus sued the office as a whistleblower in 2019, claiming he was pressured to give favorable treatment to connected taxpayers, and was awarded damages as a result.

From Los Angeles Times • May 1, 2026

If there were $500 billion in federal fraud each year that had previously gone unreported, it would mean that individuals with knowledge of that fraud were deliberately passing up over $100 billion in whistleblower payments.

From MarketWatch • Apr. 29, 2026




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