A "faxed copy" refers to a document that has been sent or received using a fax machine. It is a paper version of a document that has been transmitted over a telephone line. Full definition
It's a smart thing to do, to ask the lender to fax you a copy of the contract prior to signing it in order to analyze it thoroughly. (badcreditloanservices.com)
No more calling your secretary to ask her to fax a copy of a document to the nearest fax machine. (lawyerist.com)
To be doubly sure, I also faxed a copy of the canceled cheque and the funds were deposited in my trading account within 24 hours. (canadiancapitalist.com)