wiretap

An act of secretly listening to or recording a person’s telephone or Internet conversations, often as part of a police investigation.

A device that is connected to a communications circuit in a concealed fashion in order to enable a wiretap.

To listen to or record in secret (a conversation carried on over a telephone line or other communications channel), often as part of a police investigation.

To wiretap the conversations on (a telephone line or other communications channel), often as part of a police investigation.

To wiretap the conversations of (a person) or the communications devices in (a place).

To connect a concealed listening or recording device to (a telephone line).

the act or event of tapping a telephone or telegraph line to get information surreptitiously.

to tap{5} (a telephone or telegraph line) to get information surreptitiously; also, to obtain or record (information) by use of a wiretap.

A concealed device connected to a telephone or other communications system that allows a third party to listen or record conversations.

The act of installing such a device.