the wire
Before the television show, "the wire" was another term for "the phone". In some areas talking "the wire" is referring to talking to someone through the glass in prison
Example:
"I have Jimmy on the wire he wants to talk to you"
"If Julian keeps getting arrested, he's gonna have to continue his rap career through the wire."
"I have Jimmy on the wire he wants to talk to you"
"If Julian keeps getting arrested, he's gonna have to continue his rap career through the wire."