| a brokerage firm with branch offices connected with their main office by a private system of telephone, telegraph, and teletype wires. |
Wire House
A company whose different branches are linked by a communications system enabling the sharing of financial information, research, and prices.
Investopedia Commentary
Banks are a good example of this, the different branches are connected to allow a customer's information to be used at any branch of that bank.
Also spelled: Wirehouse
wire house