To budget means to plan how to use your money or resources wisely. When you budget, you decide ahead of time what you'll spend on different things, making sure you don't run out before getting what you need most.

Imagine you earn $20 doing chores and want to buy a book, save for a new bike, and get a snack with friends. Budgeting means figuring out how much goes to each goal: maybe $5 for the book, $10 toward savings, and $5 for the snack. Without a budget, you might spend everything on snacks and regret it later.

Families budget their monthly income to cover rent, groceries, and other expenses. Schools budget their funding to pay teachers, buy supplies, and maintain buildings. Even time can be budgeted: if you have three hours of homework, you might budget one hour for each subject.

The word budget is also a noun: your budget is the plan itself. A budget might be tight (not much money to work with) or generous (plenty to spare). Someone living “on a budget” is being careful with their money.

People who budget well usually reach their goals because they're making deliberate choices about resources rather than just hoping things work out. The habit of budgeting helps you take control instead of wondering where everything went.