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

Aaron Sorkin wrote and directed the film about a Facebook whistleblower who leaked incriminating documents to a Wall Street Journal reporter. — Lindsey Bahr, Fortune, 11 Oct. 2026

Cybersecurity specialist Daniel Kellner (Josh O’Connor) decides to turn whistleblower upon discovering that the US government has been suppressing evidence of extra-terrrestrial life, as part of a cover-up that goes back decades. — Tom Bailey, Space.com, 9 Oct. 2026

Attorneys who represent officers that have sued the department over whistleblower retaliation dismiss the claim by Chief Jim McDonnell and others that some cops are exaggerating their claims in pursuit of a big payday. — Sean Greene, Los Angeles Times, 9 Oct. 2026

Meta has aggressively moved to silence another recent whistleblower, former public policy director Sarah Wynn-Williams, taking legal action to stop her from promoting her memoir about her time at the company, Careless People. — Lauren Feiner, The Verge, 9 Oct. 2026