A person attending an auction

A card game in which the players bid for the privilege of determining or "pitching" the trump suit.

To sell something at an auction.

An auction where people write secret bids on a piece of paper, and whoever has the highest bid wins the item.

a company that runs auctions. / a building in which auctions are conducted.

plural of auction house

An auction that takes place between remote bidders by means of a computer network.

A type of sealed-bid auction, where bidders submit written bids without knowing the bids of others, in which the highest bidder wins but the price paid is the second-highest bid.

A lighthearted fundraising event where people volunteer to be bid upon in an auction, and act as servants to the winning bidders for a short period afterwards.

(economics) An applied branch of economics, studying how bidders act in auction markets and how the features of such markets incentivize predictable outcomes.