or whis·tle blow·er
Origin of whistle-blower
Examples from the Web for whistleblower
Zaid said he was disappointed by the ruling in the whistleblower case.Senior DOE Official Wants Probe Into Firing of Los Alamos Dissident|Center for Public Integrity|September 16, 2014|DAILY BEAST
What does seem clear is that Dr. Thompson had no intention of being a whistleblower in the first place.
“This is what your bosses, the executives, are being evaluated for,” the whistleblower said.Exclusive: Texas VA Run Like a ‘Crime Syndicate,’ Whistleblower Says|Jacob Siegel|May 28, 2014|DAILY BEAST
But while UConn is treating Holt as a whistleblower, it appears her sorority sisters are treating her as a traitor.How Kappa Kappa Gamma Threw A UConn Sorority Sister Under The Bus|Emily Shire|May 15, 2014|DAILY BEAST
Ernst, on the other hand, thought the NSA whistleblower was “a traitor.”