Mortgage glossary

Plain-English definitions tied to official sources. Reference material, not advice.

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  • Back-end DTIBack-end ratio

    Back-end DTI is a debt-to-income ratio that includes the proposed housing payment plus other monthly debt payments, divided…

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  • A balloon mortgage is a loan whose scheduled payments do not fully pay off the principal by the…

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  • A bank charter is the official authorization that creates a bank as a chartered institution. It is not…

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  • A basis point is one one-hundredth of a percentage point. Official market material uses it to describe small…

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  • The borrower is the person or people who take out the mortgage and are responsible for repayment. More…

    Last reviewed September 4, 2026

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  • A bridge loan is a short-term loan used to cover a timing gap, such as buying a home…

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  • A buydown is an arrangement that lowers a borrower’s early mortgage payments in exchange for money paid up…

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  • Fair lending is the consumer name for federal protection against illegal discrimination in credit, including home loans. ECOA…

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  • An FDIC certificate number is the unique number the Federal Deposit Insurance Corporation assigns to an insured depository…

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  • FEMA assistance is federal disaster help administered by the Federal Emergency Management Agency, including Individual Assistance. It is…

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  • An FHA loan is a mortgage typically made by a private lender and insured under the Federal Housing…

    Last reviewed September 4, 2026

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  • An FHA mortgage insurance premium is the mortgage-insurance charge required on many FHA-insured loans. It can include an…

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  • A finance charge is the total dollar cost of borrowing over the life of the mortgage, including interest…

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  • A first lien is the senior mortgage or other lien with first claim on the property. It is…

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  • A first-time home buyer is a person who meets a housing program’s first-time-buyer definition. Official consumer material notes…

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  • A fixed-rate mortgage is a home loan whose interest rate does not change over the life of the…

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  • To float a mortgage rate is to leave the interest rate unlocked so it can still move before…

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  • Flood insurance is a policy that covers certain flood damage to a property. Mortgage lenders commonly require it…

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  • Forbearance is a loss-mitigation arrangement in which the servicer temporarily allows reduced or paused mortgage payments. Missed amounts…

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  • Force-placed insurance is insurance the servicer buys when the borrower does not have a required policy, or the…

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  • Foreclosure is the process a lender or servicer uses to take a mortgaged home and sell it after…

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  • A forgivable loan is a loan that can be reduced or canceled over time if program conditions are…

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  • Form 1098 is the IRS information return used to report mortgage interest a lender or servicer received. It…

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  • Front-end DTIFront-end ratio

    Front-end DTI is a debt-to-income ratio that counts only the proposed housing payment divided by gross monthly income…

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  • Gross income is income before taxes and most deductions. Mortgage underwriting commonly uses a gross monthly figure when…

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  • A jumbo loan is a mortgage larger than the size limit Fannie Mae, Freddie Mac, and their regulator…

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  • A late fee is a charge that may apply when a mortgage payment is not made on time…

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  • A Legal Entity Identifier (LEI) is a unique 20-character alphanumeric code that identifies a legal entity in a…

    Last reviewed September 4, 2026

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  • The lender is the party that makes or extends the mortgage credit. That role is about originating the…

    Last reviewed September 4, 2026

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  • Lender credits are amounts a lender credits toward the borrower’s closing costs. They appear on the Loan Estimate…

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  • License status is the current state of a mortgage license in official records—such as whether it is active…

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  • A lien is a legal claim against property that secures a debt. A mortgage or deed of trust…

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  • Loan amount is the amount of money borrowed in the mortgage. On consumer disclosures it is related to…

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  • The Loan Estimate is an official form that lists estimated loan terms and estimated closing costs after a…

    Last reviewed September 4, 2026

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  • A loan modification is a change to the terms of an existing mortgage, agreed as loss mitigation. It…

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  • A loan officer is an individual who takes mortgage applications or offers or negotiates mortgage terms for a…

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  • The loan term is the agreed length of time for repayment of the mortgage. It is a duration…

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  • A loan-level price adjustment, or LLPA, is a GSE pricing adjustment that can change the cost of delivering…

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  • Loan-to-value ratio (LTV) compares the loan amount with the property’s value. It describes how much of the value…

    Last reviewed September 4, 2026

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  • The Loan/Application Register is the Home Mortgage Disclosure Act data file a covered institution submits about mortgage applications…

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  • A lock period is the stated time frame of a rate lock. If the loan does not close…

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  • Loss mitigation is the set of options a mortgage servicer may use to limit the loss from a…

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  • Low-to-moderate income, or LMI, is a regulatory income classification used in Community Reinvestment Act work and related mortgage-data…

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  • A VA IRRRL is the Department of Veterans Affairs Interest Rate Reduction Refinance Loan, a refinance of an…

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  • A VA loan is a mortgage made under Department of Veterans Affairs rules for eligible servicemembers, veterans, and…

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