Definition: Presubscriber is a term used in computer science and software engineering that refers to an individual who has already subscribed to or activated a service but who has not yet made an active use of it. The term was coined by the British author Jonathan Swift in "Gulliver's Travels" (1726), where he describes an imaginary society where people are given the option to subscribe to different services and then wait until they have made some kind of use of them before being able to take