noun
A person who makes one or more purchases.
Every person who steps through the door is a potential buyer, so acknowledge their presence.
There is the ultrasystematic buyer and his twin, the careless buyer. The ultrasystematic buyer goes and checks and counts and touches every copy in the store before buying a new one.
A person who purchases items for resale in a retail establishment.
The supermarket's new buyer decided to stock a larger range of vegetarian foods.
A person who purchases items consumed or used as components in the manufacture of products.