adjective
Definition: Relating to the idea of consumerism, which emphasizes the importance of buying and consuming goods and services.
Example: The consumerist culture encourages people to buy more than they need.
noun
Definition: A person who supports or promotes the idea of consumerism, which is the belief that increasing consumption of goods and services is beneficial for the economy and society.
Example: As a consumerist, she believes that buying more products can lead to a better quality of life.