Simple past tense and past participle of wiretap.(verb)
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Use "wiretapped" in a sentence
"In a related development, prosecutors disclosed details Friday of what they called a wiretapped telephone exchange between a former senior adviser to Bakiyev, Usen Sydykov, and an anti-government lawmaker discussing the organization of rallies in southern Kyrgyzstan."
"In effect, one has to show that he has been wiretapped to then sue that the surveillance was illegal, but the information to prove that one has been wiretapped is classified and therefore unavailable."
"TSP was using the FISA act (Foreign Intelligence Surveillance Act) as its basis which basically said that one of the parties being "wiretapped" had to have a foreign origin."