whistle–blower

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

Definition of whistle–blower

  1. :  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


WHISTLE–BLOWER Defined for English Language Learners

whistle-blower

play
noun

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

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