a person who informs on another or makes public disclosure of corruption, wrongdoing, problems, or secret information, especially within an organization.
- Sometimes whis·tle blow·er .
- whis·tle·blow·ing, whis·tle-blow·ing, noun, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use whistleblower in a sentence
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 | THE DAILY BEAST
Since being outed by Wakefield as the so-called “CDC whistleblower,” Dr. Thompson has issued a statement through his lawyer.
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 | THE 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 | THE DAILY BEAST
British Dictionary definitions for whistle-blower
informal a person who informs on someone or puts a stop to something
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012