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or whis·tle-blow·er or whistle blower  (wĭs′əl-blō′ər, hwĭs′-)
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).

whis′tle-blow′ing n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


informal a person who informs on someone or puts a stop to something
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


or whis′tle blow`er,

a person who informs on another or makes public disclosure of corruption or wrongdoing.
whis′tle-blow`ing, n.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.whistle-blower - an informant who exposes wrongdoing within an organization in the hope of stopping it; "the law gives little protection to whistleblowers who feel the public has a right to know what is going on"; "the whistleblower was fired for exposing the conditions in mental hospitals"
informant, source - a person who supplies information
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.


n he was the whistle-blower in this affairer hat über diese Affäre ausgepackt (inf)
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007
References in periodicals archive ?
In other words, Githongo was exposed as a man on a mission rather than a whistle-blower who was interested in justice for the public.
The European Parliament finally voted on April 16, 2019, to approve groundbreaking legislation that will harmonize and strengthen whistle-blower protections across the European Unions (EU) member-states.
BANKING AND CREDIT NEWS-December 19, 2018--Barclays fined by US authorities for trying to unmask whistle-blower
M2 EQUITYBITES-December 19, 2018--Barclays fined by US authorities for trying to unmask whistle-blower
Global Banking News-December 19, 2018--Barclays fined by US authorities for trying to unmask whistle-blower
Naseem said that a 'whistle-blower' reporting against the corruption will be rewarded, as the person will receive 20 percent of the recovered amount.
'A whistle-blower should be someone who is public spirited.
Small organizations do not have abundant resources to invest in anti-fraud programs, but there are ways to build an efficient whistle-blower program.
A whistle-blower has filed a lawsuit claiming that Walmart (WMT), in an effort to catch Amazon (AMZN), issued misleading e-commerce results and fired an executive who complained that the retail giant was breaking the law, Bloomberg reports.
Every whistle-blower is facing a moral dilemma--to refrain from disclosing information, or to defend the public interest, especially since many cultural and working environments see whistle-blowing as a form of 'snitching'.
On 21st December, 2016, the Federal Executive Council (FEC) introduced the new whistle-Blower policy that provides up to 5 per cent reward for whistle blowers for exposing fraud in both public and private sectors.
In its resolution, the Sandiganbayan's Fifth Division gave credence to the testimonies of principal whistle-blower Benhur Luy, socialite Ruby Tuason and other state witnesses who admitted participating in the elaborate scam perpetrated by the fake nongovernmental organizations (NGOs) controlled by businesswoman Janet Lim-Napoles.