The definition in the dictionary refers to an individual who buys products or services for personal use and not for manufacture or resale as a consumer.
In the present scenario a consumer is a person engaged in evaluating, acquiring, and using goods and services to satisfy his needs and wants. A consumer is a key figure in the market and all activities are carried on around this person.
The old close relation between production and consumption has changed now. Consumers now depend on a complex industrial system to satisfy their wants. Goods and services have multiplied and become more complicated, making it difficult to choose wisely among them.
What do you think? Who and what is a consumer?