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closed bid UK US noun COMMERCE
► [U] (also closed bidding) a system of choosing the best offer to supply goods or services by asking companies to offer their best price without knowing what the other companies are offering: »
The supplier was chosen by closed bid.
»a closed bid auction
► [C] an offer to supply goods or services that is kept secret until all offers have been received: »
The land is going to be sold by submitting closed bids.
Financial and business terms. 2012.