answering jack

answering jack

[′an·sər·iŋ ‚jak]
(electricity)
Jack on which a station calls in and is answered by an operator.
References in periodicals archive ?
The conversation ends with her answering Jack, though still not looking at him, "A person can change.
The former Liverpool and Benfica boss applied for the job when Brian Kidd was sacked and is interested in answering Jack Walker's SOS.
The ex-Rangers, Liverpool and Benfica boss applied for the job when Rovers sacked Brian Kidd and is interested in answering Jack Walker's SOS.