whistleblower
HRLv.4 (900)noun
Definition
a person who reports illegal or unethical conduct within an organization
Examples
The company promised to fully protect the whistleblower's identity.
A whistleblower's tip exposed the accounting fraud.
Collocations
protect a whistleblowera whistleblower complaintwhistleblower protection
Paraphrase
informantreporter of wrongdoing