consumerist
adjective
uk/kənˈsjuːmərɪst/ us/kənˈsuːmərɪst/ ECONOMICS
relating to a society in which a lot of goods are sold to individuals, and this activity is very important to the economy:
Today's consumerist economy sustains profitability by creating needs.
China's consumerist boom
often disapproving
giving too much attention to buying and owning things, often things that are not really necessary:
Our culture often seems extremely consumerist and self-centred.