Sentences with Nark

The undercover agent worked tirelessly to expose the nark within the criminal organization.

During the espionage mission, the spy had to be cautious not to be identified as a nark by the enemy agents.

The corporate world sometimes views whistleblowers as narks, although their intentions may be to expose wrongdoing.

In the world of competitive sports, athletes often fear being labeled a nark if they report doping or rule violations.