subscriber

noun

1. someone who expresses strong approval

Similar word(s): endorser, indorser, ratifier

Definition categories: person, admirer, booster, champion, friend, protagonist, supporter

2. someone who contracts to receive and pay for a service or a certain number of issues of a publication

Similar word(s): reader

Definition categories: person, client, customer

3. someone who contributes (or promises to contribute) a sum of money

Similar word(s): contributor

Definition categories: person, bestower, conferrer, donor, giver, presenter