bidder
n. countable B2 Upper Intermediate US //ˈbɪdɝ// UK //bˈɪdɐ// bid·der
n. a person who offers money for something, especially in an auction. You become a bidder when you compete against others to buy an item.
n. a person who makes a formal offer to purchase goods or services, typically in a competitive auction or tender process.
The highest bidder wins the painting.
Several bidders raised their hands to compete for the antique vase.
The final bidder secured the property after a tense auction that lasted nearly an hour.
From Middle English bidder, biddere, equivalent to bid + -er. Cognate with Saterland Frisian Bidder, German Bitter.