Add-on Card — Credit Card Glossary

An add-on card, also called a supplementary card, is issued on the primary cardholder's account to an authorised user, typically a spouse or parent, sharing the credit limit.

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Related terms

Acquirer BankThe bank that processes card transactions for a merchant.Acquiring BankThe merchant's bank in a card transaction.AuthorisationThe approval step for a card transaction.Authorised UserA person allowed to use the card but not legally liable.

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