1. a person who bids more than another bidder, especially at an auction

Examples

• The overbidder won the antique vase for twice its estimated value.
• She became the overbidder when she raised her paddle at the last second.
• The auction house was pleased to see multiple overbidders competing for the painting.
• As the overbidder, he secured the property but paid more than he had planned.
• The original bidder was disappointed when an overbidder appeared in the final moments.
• Real estate agents often encourage overbidders to drive up property prices.