consumer

n. buyer; someone or something which consumes

This article is about consumers in economics. For the article about consumers in biology, see Heterotroph. Consumers refers to individuals or households that purchase and use goods and services generated within the economy. The concept of a consumer is used in different contexts, so that the usage and significance of the term may vary.
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v. consume, destroy

(n.)
One who, or that which, consumes; as, the consumer of food.
  

1. the final user of a product or service; can be different from the customer.
2. the eventual user of a product; not necessarily the customer (see customer).