what is a hotline

What is a hotline?

A direct telephone line set up for a specific purpose, esp. for use in emergencies or for communication between heads of government.

where could you locate a hotline?

A hotline is not a place, but more of a phone service. You don't need a keypad or anything to dial with because they are direct lines to another place. For example the US to the UK could be a hotline.

Pictures of hotline phones