wiretapper
/ˈwaɪˌræptər/Definitions
1. noun
A person who taps or intercepts telephone or other electronic communications for espionage or other illicit purposes.
“The government accused a former employee of being a wiretapper during the scandal.”
2. verb
To intercept or tap telephone or other electronic communications for espionage or other illicit purposes.
“The company’s phone system was hacked, and the hackers began to wiretap the employees’ conversations.”