A qualified right of property which a creditor has in or over specific property of his debtor, as security for the debt or charge or for performance of some act. In every ease in which property, either real or personal, is charged with the payment of a debt or duty, every such charge may be denominated a lien on the property. Whitak. Liens, p. 1. A lien is a charge imposed upon specific property, by which it is made security for the performance of an act Code Civil Proc. Cal.