Focus on the pronunciation of bidder
English definition of “bidder”
/ˈbɪdər/ noun [C]
› a company or person that offers to pay a particular amount of money to buy something: bidder for sth Nestle has been cited as a potential bidder for these businesses.
› a company or organization that offers to do work for a particular price: bidder for/on sth There have been several bidders on this project.
the highest bidder › the person or company that offers the most money: Their home will be sold at auction to the highest bidder.
the lowest bidder › the person or company that offers to do a particular piece of work for the least amount of money: The security contracts are usually awarded to the lowest bidder.