- A transmission line connecting parts of a system, especially a telephone line connecting two private branch exchanges.More example sentences
- We utilized radio tie lines.
- They connect only through tie lines where power must be converted from alternating current to direct current and back again.
- Queuing for callers on hold is performed at the edge of the network, helping reduce the need for overflow ports and expensive tie lines between multisite contact centers.
More definitions of tie lineDefinition of tie line in:
- The US English dictionary