• Potomac Mortgage Group's home page. Here you can find contact information for loan officers who can help you with all your mortgage needs. Feel free to browse around our site! • a regular payment of money borrowed under such an agreement: a mortgage of £247 per month —vb 5. to pledge (a house or other property) as security for the repayment of a loan —adj 6. of or relating to a mortgage: a mortgage payment [C14