"Prior mortgage" means a mortgage, deed of trust, or other instrument encumbering or conveying an interest in residential real estate containing not more than one dwelling unit to secure a financing.
"Refinance mortgage" means a mortgage, deed of trust, or other instrument encumbering or conveying an interest in residential real estate containing not more than one dwelling unit to secure a refinancing.
"Refinancing" means the replacement of a loan secured by a prior mortgage with a new loan secured by a refinance mortgage and the payment in full of the debt owed under the original loan secured by the prior mortgage.
"Subordinate mortgage" means a mortgage or deed of trust securing an original principal amount not exceeding $150,000, encumbering or conveying an interest in residential real estate containing not more than one dwelling unit that is subordinate in priority (i) under subdivision A 1 of § 55.1-407 or (ii) as a result of a previous refinancing.
Va. Code § 55.1-319