Synonyms of whistleblower

whistleblower

noun

variants or whistle-blower

as in reporter

a person who provides information about wrongdoing (as of an employer)

There are laws to protect whistleblowers who reveal govermental malfeasance.

Related Words

• reporter
• spy
• informant
• informer
• leaker
• tipster
• discloser
• snitch
• notifier
• stoolie
• rat
• tattletale
• snitcher
• squealer
• tattler
• stool pigeon
• exposer
• betrayer
• canary
• gossiper
• blabbermouth
• deep throat
• snooper
• talebearer
• rat fink
• snoop
• nark
• telltale
• fink
• gossip
• blabber

Example Sentences

Recent Examples of whistleblower

Kleintank plays Voss, a former Special Forces operative and army whistleblower with the strong moral code who becomes a member of Conrad’s team of advisors. — Jesse Whittock, Deadline, 8 Oct. 2026

Accompanying the push for legislation are ongoing investigations, many of which collect testimony from whistleblowers. — Darius Tahir, CBS News, 8 Oct. 2026

Described as the fullest account yet of the AI business, led by Nobel Prize winner Geoffrey Hilton, who helped build it, alongside whistleblowers from OpenAI. — John Hopewell, Variety, 7 Oct. 2026

Madison has made a smart choice for her biggest role since bagging an Oscar for Anora; her character’s trajectory from Facebook believer through disillusioned outlier to courageous whistleblower is stirringly rendered. — David Rooney, HollywoodReporter, 7 Oct. 2026