[n] a particular instance of selling; "he has just made his first sale"; "they had to complete the sale before the banks closed"
[n] the general activity of selling; "they tried to boost sales"; "laws limit the sale of handguns"
[n] an occasion (usually brief) for buying at specially reduced prices; "they held a sale to reduce their inventory"; "I got some great bargains at their annual sale"
[n] an agreement (or contract) in which property is transferred from the seller (vendor) to the buyer (vendee) for a fixed price in money (paid or agreed to be paid by the buyer); "the salesman faxed the sales agreement to his home office"
[n] the state of being purchasable; offered or exhibited for selling; "you'll find vitamin C for sale at most pharmacies"; "the new line of cars will soon be on sale"