an agreement that allows someone to borrow money from a bank or similar organization, most commonly in order to buy a house or other piece of real property
I've been unable to keep up with my monthly mortgage payments
security interest in real property or shares as security for money borrowed; the transfer of legal title of a property, often land, to another as security for payment of a debt
The bank took a mortgage over the borrower's home.
the amount of money loaned under such an agreement
We took out a mortgage for €465 000.