One who buys or agrees to make a purchase. See also purchaser. buyer in the ordinary course of business. A person who buys goods in the usual manner from a person in the business of selling such goods and who does so in good faith and without knowledge that the sale violates another person's ownership rights or security interest in the goods. Such a buyer will have good title to the item purchased. See also holder in due course. ready, willing, and able buyer. A person who is legally and fina...