1. to spend more money than one can afford or more than was planned or budgeted

Examples

• Many families overspend during the holiday season.
• The city council overspent on the new library project.
• I tend to overspend when I shop without a list.
• The company overspent its marketing budget by 20%.
• She promised not to overspend on her vacation.
• Students often overspend in their first year of college.