(1) “Account” means the account between a card issuer and one (1) or more cardholders reflecting the outstanding balance of card transactions;

(2) “Account agreement” means the contract between the card issuer and the cardholder(s) governing the parties' respective rights and obligations respecting the account and transactions effected thereunder;

(3) “Card issuer” or “issuer” means a person doing business in Tennessee that issues a credit card or that person's agent or assignee with respect to the card;

(4) “Card transaction” or “transaction” means a cash advance, purchase, or other extension of credit effected or obtained by means of a credit card or account number;

(5) “Card user” means any person authorized by the card issuer and all cardholders on an account to use a card pertaining to the account, but who is not obligated on the account of the issuer;

(6) “Cardholder” means a natural person residing in Tennessee who has agreed with a card issuer to pay debts arising from card transactions, whether the card used in such transactions has been issued to the cardholder or to another person;

(7) “Credit card” or “card” means any card, plate, coupon book or other single credit device that is issued primarily for consumer credit purposes and that may be used from time to time to obtain credit, including, but not limited to, a card that may be used to effect transactions governed by chapter 11 of this title; and

(8) “Multiple-party account” means any account under which two (2) or more cardholders, or one (1) or more cardholders and one (1) or more card users, may effect card transactions.