This personal finance glossary defines money terms in plain English. Furthermore, financial institutions use jargon deliberately — and this personal finance glossary cuts through it. Moreover, understanding these terms is the foundation of every smart money decision. Because most schools never taught financial literacy, this personal finance glossary starts from the basics. In addition, every definition is written the way Marcus Hale wishes someone had explained it to him. However, terms and regulations change — always verify with authoritative sources. Therefore, bookmark this personal finance glossary as your go-to reference. Browse our guides on high-yield savings accounts, budgeting apps, and robo-advisors to see these terms in context. For official definitions see the CFPB financial tools and the SEC investor glossary. Browse our guides on high-yield savings accounts, budgeting apps, and robo-advisors to see these terms in action.
Nobody should have to Google what a financial institution means before understanding their own money. Every term below is defined the way Marcus Hale wishes someone had explained it to him — plain English, no unnecessary jargon, with real-world context for how the term affects your finances.
A
APR — Annual Percentage Rate
The yearly cost of borrowing money expressed as a percentage. For credit cards, a higher APR means you pay more interest on balances you carry. Always look at APR — not just the monthly interest rate — when comparing debt products.
APY — Annual Percentage Yield
The yearly return on a savings account or CD, factoring in compound interest. Higher APY means your savings grow faster. Always compare APY — not monthly rates — when evaluating savings accounts.
Asset Allocation
How your investment portfolio is divided among different asset types — typically stocks, bonds, and cash. Your allocation should reflect your timeline and risk tolerance. Younger investors generally hold more stocks; those closer to retirement typically shift toward bonds.
B
Balance Transfer
Moving debt from one credit card to another — usually to take advantage of a lower or 0% introductory APR. Can save significant interest if you pay off the balance before the promotional period ends. Watch for balance transfer fees, typically 3-5% of the transferred amount.
Budget
A plan that assigns your income to specific spending categories before you spend it. A budget is not about restricting what you enjoy — it’s about making intentional decisions with your money instead of wondering where it went.
C
Compound Interest
Earning interest on your interest. When your savings earn interest and that interest gets added to your balance, next month you earn interest on the larger balance. Over decades this creates exponential growth. The same effect works against you with debt — you pay interest on unpaid interest.
Credit Score
A number between 300 and 850 that represents your creditworthiness to lenders. Higher scores typically qualify you for lower interest rates on loans and credit cards. The main factors are payment history, credit utilization, length of credit history, credit mix, and new inquiries.
Credit Utilization
The percentage of your available credit you are currently using. If you have a $10,000 credit limit and a $3,000 balance your utilization is 30%. Most guidance suggests keeping utilization below 30% to protect your credit score.
CD — Certificate of Deposit
A savings product that locks your money in for a fixed term in exchange for a guaranteed interest rate. Generally offers higher rates than regular savings accounts but penalizes early withdrawal. Best for money you won’t need for 6 months to 5 years.
D
Debt Avalanche
A debt payoff strategy where you pay minimums on all debts then put extra money toward the debt with the highest interest rate first. Mathematically optimal — saves the most money in interest. Compare to debt snowball.
Debt Snowball
A debt payoff strategy where you pay minimums on all debts then put extra money toward the smallest balance first. Not the most mathematically efficient method but the psychological wins from eliminating debts help many people stay motivated.
E
Emergency Fund
Money set aside specifically for unexpected expenses — job loss, medical bills, car repairs. Most guidance suggests 3-6 months of essential expenses. Kept in a liquid account like a high-yield savings account, not invested. The foundation of any solid financial plan.
ETF — Exchange-Traded Fund
A basket of investments — stocks, bonds, or other assets — that trades on a stock exchange like a single stock. Index ETFs track a market index like the S&P 500. Generally low cost and highly diversified. The building block of most robo-advisor portfolios.
F
FDIC Insurance
Federal Deposit Insurance Corporation protection that covers bank deposits up to $250,000 per depositor per bank if the bank fails. Standard on checking accounts, savings accounts, and CDs at FDIC-member banks. Always verify FDIC coverage before depositing significant funds.
Fee-Only Financial Advisor
A financial advisor who is paid directly by clients — not through commissions on products they sell. Generally considered more objective than commission-based advisors whose income depends on which products they recommend. Marcus Hale is an advocate of the fee-only model.
H
HYSA — High-Yield Savings Account
A savings account that pays significantly more interest than a traditional bank savings account. Typically offered by online banks with lower overhead. FDIC insured and liquid — you can withdraw money when needed. Best for emergency funds and short-term savings goals.
I
Index Fund
A fund that tracks a market index — like the S&P 500 — rather than trying to beat the market. Generally has very low fees. Decades of data suggest most actively managed funds underperform low-cost index funds over the long term. The foundation of most long-term investing strategies.
Interest Rate
The cost of borrowing money or the return on lending money, expressed as a percentage. On debt, lower is better. On savings and investments, higher is better. Interest rates are heavily influenced by the Federal Reserve’s benchmark rate decisions.
L
Liquidity
How quickly and easily an asset can be converted to cash. Cash is fully liquid. A savings account is highly liquid. A house is illiquid — it takes months to sell. Your emergency fund should always be in a highly liquid account.
N
Net Worth
Your total assets minus your total liabilities. Assets include savings, investments, property value and other owned items. Liabilities include mortgage balance, car loans, credit card debt and other money owed. Tracking net worth over time is one of the most useful measures of financial progress.
R
Roth IRA
An individual retirement account funded with after-tax dollars. Contributions can be withdrawn at any time without penalty. Earnings grow tax-free and qualified withdrawals in retirement are tax-free. Generally favored by younger investors who expect to be in a higher tax bracket in retirement. Annual contribution limits apply — verify current limits with the IRS.
Robo-Advisor
An automated investment platform that builds and manages a diversified portfolio based on your goals and risk tolerance. Generally charges a small annual fee as a percentage of assets. Makes investing accessible without requiring deep financial knowledge.
T
Tax-Loss Harvesting
Selling investments at a loss to offset taxable gains elsewhere in your portfolio, reducing your tax bill. Automated by most robo-advisors for taxable accounts. Most beneficial for investors with significant taxable gains. Consult a tax professional for guidance specific to your situation.
Traditional IRA
An individual retirement account funded with pre-tax dollars. Contributions may be tax-deductible depending on income and whether you have a workplace retirement plan. Earnings grow tax-deferred. Withdrawals in retirement are taxed as ordinary income. Annual contribution limits apply — verify current limits with the IRS.
W
Zero-Based Budgeting
A budgeting method where every dollar of income is assigned to a specific category until income minus expenses equals zero. Does not mean spending everything — savings and investments are categories too. Used by YNAB and EveryDollar. Most effective method for people actively working to change spending habits.
Z
Zero-Based Budgeting
A budgeting method where every dollar of income is assigned to a specific category until income minus expenses equals zero. Does not mean spending everything — savings and investments are categories too. Used by YNAB and EveryDollar. Most effective for people actively working to change spending habits or pay off debt.