|Bill of sale|
A document transferring title to goods (other than real property) absolutely or conditionally to another person. possession remaining with the person making the transfer. It is often used to raise money - the borrower retakes the title ivhen he repays the money. Bills of sale must be registered and are subject to the Bills of Sale Acts 1878 and 1882.
|Reference: The Penguin Business Dictionary, 3rd edt.|