'auction' definitions:

Definition of 'auction'

(from WordNet)
noun
A variety of bridge in which tricks made in excess of the contract are scored toward game; now generally superseded by contract bridge [syn: auction, auction bridge]
noun
The public sale of something to the highest bidder [syn: auction, auction sale, vendue]
verb
Sell at an auction [syn: auction, auction off, auctioneer]