One discloses having broken elbow in Canadian ski resort

• Company informer
• Inside informer
• Wrongdoer's bane
• Person with inside information making public some illicit activity
• One who exposes wrongdoing

Wikipedia Word definitions in Wikipedia
Whistleblower is a 2007 album by Finnish producer Sasu Ripatti under the name Vladislav Delay . It was released on Ripatti's own Huume Recordings.

WordNet Word definitions in WordNet
n. 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 ...

Wiktionary Word definitions in Wiktionary
n. (alternative form of whistle-blower English)

Douglas Harper's Etymology Dictionary Word definitions in Douglas Harper's Etymology Dictionary
also whistle-blower , 1963 in the figurative sense, American English, from whistle (n.) as something sounded in an alert + agent noun from blow (v.1).