The following terms, wherever used or referred to in this article, shall have the following meaning:
The term "public body" shall mean any city, town or county or the state acting through the state commissioners of public institutions.
The term "bonds" shall mean bonds, notes, warrants, debentures, certificates of indebtedness, temporary bonds, temporary notes, interim receipts, interim certificates and all instruments or obligations evidencing or representing indebtedness, or evidencing or representing the borrowing of money, or evidencing or representing a charge, lien or encumbrance on specific revenues, income or property of a public body, including all instruments or obligations payable from a special fund.