Money Basics5 min readFoundations

Financial Jargon Decoded

A plain-English guide to the terms banks, advisors, and finance bros love to throw around.

Person handing over money, representing common money mistakes

Finance has its own language. Here's your cheat sheet to understanding it.

Banking Terms

TermPlain English
The real you earn on savings (includes compounding)
The real interest rate you pay on debt (includes fees)
insuredYour money is protected up to $250k if the bank fails
Routing numberThe bank's ID number (for transfers)
Account numberYour specific account's ID
Wire transferInstant money transfer (usually has fees)
ACH transferRegular bank transfer (usually free, takes 1-3 days)

Credit Terms

TermPlain English
A number (300-850) that shows how reliable you are with debt
Your complete borrowing history
What percent of your credit limit you're using
Hard inquiryWhen a lender checks your credit (dings your score slightly)
Soft inquiryWhen you check your own credit (no impact)
Secured cardCredit card with a deposit as collateral (for building credit)

Investment Terms

TermPlain English
Ownership pieces of a company
Loans you make to companies or governments
A basket of investments you can buy like a stock
A fund that tracks a market index (like the S&P 500)
Cash payments some stocks pay you
Capital gainsProfit when you sell an investment for more than you paid
The annual fee a fund charges (lower is better)

Retirement Terms

TermPlain English
401kRetirement account through your employer
Retirement account you open yourself
RothYou pay taxes now; withdrawals in retirement are tax-free
TraditionalYou get a tax break now; pay taxes when you withdraw
Free money your employer adds to your 401k
VestingHow long until the employer match is truly yours

Tax Terms

TermPlain English
Your total earnings before taxes
What you actually take home
The rate applied to a portion of your income
DeductionReduces the amount of income that gets taxed
Reduces your actual tax bill (better than deductions)
W-4Form that tells your employer how much tax to withhold
Form showing how much you earned and paid in taxes

Debt Terms

TermPlain English
PrincipalThe original amount borrowed
The cost of borrowing (or reward for lending)
Smallest amount to avoid late fees (not enough to pay off debt quickly)
Pay off smallest debts first for momentum
Pay off highest interest first to save money
RefinanceReplace a loan with a new one (usually better terms)

Quick Win

Bookmark this page. Next time you see a term you don't understand in a financial document, come back here first.

Key Takeaways

  • 1APY is for savings (higher is better), APR is for debt (lower is better)
  • 2Roth = pay taxes now, tax-free later; Traditional = tax break now, pay later
  • 3Your credit score is based on your credit report—check both regularly