›[I or T]FINANCE, BANKINGto make bigger payments than originally agreed when paying back a loan, in order to reduce the cost of the loan: If you budget to overpay your mortgage on a regular basis, you can save a lot of money.These loans allow you to overpay at any time.overpay on sthWe use any spare money to overpay on our mortgage.
›[I or T]TAX, COMMERCEto pay more than is necessary or more than the value of something: Some part-time workers will overpay tax and will need to claim a rebate.overpay for sthHe said they did not overpay for the land based on comparable sales in the area.
›[Toften passive]HR, COMMERCEto pay someone too much: overpay sb by $50/10% etcI felt I should tell my boss she'd overpaid me by $100.overpay sb for sthHe claimed the deal would overpay the company for its electrical transmission grid.