(a) To “extend credit” means to make or renew any loan, or to enter into any agreement, express or implied, whereby the repayment or satisfaction of any debt or claim, whether acknowledged or disputed, valid or invalid, and however arising, may or will be deferred,

(b) “Creditor” means any person who extends credit, or any person claiming by, under, or through any such person,

(c) “Debtor” means any person who receives an extension of credit, or any person who guarantees the repayment of an extension of credit, or in any manner undertakes to indemnify the creditor against loss resulting from the failure of any person who receives an extension of credit to repay the same. Nothing in sections 806.2 through 806.9 of this act shall be construed as authorizing the conviction or punishment of a debtor because he receives, guarantees, repays or agrees to repay any extension of credit or indemnifies the creditor,

(d) “Repayment” of an extension of credit includes the repayment, satisfaction, or discharge in whole or in part of any debt or claim, acknowledged or disputed, valid or invalid, resulting from or in connection with that extension of credit,

(e) To “collect” an extension of credit means to induce in any way any person to make repayment thereof,

(f) “Extortionate extension of credit” means any extension of credit with respect to which it is the understanding of the creditor and the debtor at the time it is made that delay in making repayment or failure to make repayment may result in the use of extortionate means,

(g) An “extortionate means” is any means which involves the use, or an express or implicit threat of use, of violence or other criminal means to cause harm to the person, or property of any person, and

(h) “Criminal usury” is charging, taking or receiving any money, things in action or other property as interest on the loan or forbearance of any money, things in action or other property, at a rate exceeding thirty-six per cent per annum or the equivalent rate for a longer or shorter period, when not otherwise authorized by law.