whistle-blower

noun whis·tle-blow·er \ ˈhwi-səl-ˌblō-ər , ˈwi- \

Definition of whistle-blower

: one who reveals something covert or who informs against another
  • pledges to protect whistle-blowers who fear reprisals
  • Wall Street Jour.

whistle-blowing

play \ˈhwi-səl-ˌblō-iŋ, ˈwi-\ noun

First Known Use of whistle-blower

1970

in the meaning defined above

See Words from the same year
NEW! Time Traveler

WHISTLE-BLOWER Defined for English Language Learners

whistle-blower

Definition of whistle-blower for English Language Learners

  • : a person who tells police, reporters, etc., about something (such as a crime) that has been kept secret


Law Dictionary

whistleblower

noun whis·tle·blow·er \ ˈhwi-səl-ˌblō-ər \

legal Definition of whistleblower

: an employee who brings wrongdoing by an employer or other employees to the attention of a government or law enforcement agency and who is commonly vested by statute with rights and remedies for retaliation — compare qui tam action

whistleblowing

\-iŋ\ noun

Learn More about whistle-blower


Seen and Heard

What made you want to look up whistle-blower? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

a case containing an explosive

Get Word of the Day daily email!

Test Your Vocabulary

May 2018 Words of the Day Quiz

  • spring-flowers
  • Which is a synonym of raillery?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!