Overpay/ˌəʊvərˈpeɪ/ Definition 1 of 3Pro Tip 1/3Market Value Understand the normal price of things to avoid overpaying. Before buying a car, I research to not overpay. Pro Tip 2/3Bargaining Context Overpay is often used when buyers don't negotiate the price down. At the market, you'll overpay if you don't bargain. Pro Tip 3/3Buyer's Regret Overpay can imply regret about spending too much money. After the auction, I felt I overpaid for the painting.