B2 [C or U] an act of exchanging something for money: The sale of cigarettes/alcohol is forbidden. The building company get commission on each house sale. I haven't made a sale all morning. They'll drop the price rather than lose the sale.Selling for sale A2 available to buy: Is this painting for sale? Our neighbours put their house up for sale (= started to advertise that they want to sell it) last week.Selling sales [U, + sing/pl verb] › the department of a company that organizes and does the selling of the company's products or services: He works in Sales. the sales department/managerPeople who sell thingsTraders, merchants and entrepreneurs sales [plural] B2 the number of products sold: Sales this year exceeded the total for the two previous years. → See also telesalesSelling › [C] an occasion when things are sold, especially by an organization such as a school or church, in order to make money for the organization: a charity/Christmas/book saleShops, markets and auctionsRestaurants and cafesBuildings in general › [C] an auction (= public sale): a sale of antique furniture a cattle saleShops, markets and auctionsRestaurants and cafesBuildings in general on sale B1 UK › available to buy in a shop: On sale at record stores now.Selling sale or return › a system by which goods are supplied to shops and can be returned if they are not sold within a particular period of time: We can supply goods on a sale or return basis.Selling