YourDictionary

whistleblower

or whis·tle-blow·er or whistle blower (hwĭsˈəl-blōˌər, wĭsˈ-)

noun
One who reveals wrongdoing within an organization to the public or to those in positions of authority: “The Pentagon's most famous whistleblower is . . . hoping to get another chance to search for government waste” (Washington Post).

Related Forms:

  • whisˈtle-blowˌing noun

Learn more about whistleblower

link/cite print suggestion box