Used when someone participates in an auction to buy items like art, antiques, or property. He became an avid bidder at car auctions.
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Non-Literal Use
Sometimes used figuratively to describe someone eager to obtain something non-material, like rights or privileges. They were the keenest bidder for the new job position.
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Intensity Matters
The 'highest bidder' suggests a competitive situation where the one willing to pay the most wins. The antique vase went to the highest bidder.