overwithhold
verbDefinition of overwithhold
: to withhold too much of (something)
especially
: to deduct a greater amount of (money) from an employee's pay for tax than the employee is legally required to pay
At least two-thirds of us overwithhold our pay for federal tax purposes. — Brent Hunsberger If you often get a big tax refund, you're overwithholding. — Sheryl Nance-Nash