1. people who advocate for or practice consumerism; individuals who believe in the protection of consumer rights and interests
Usage: plural form
2. people who engage in excessive consumption of goods and services as a way of life
Usage: plural form; often used critically

Examples

• The consumerists lobbied for stronger warranty protections.
• Consumer advocacy groups are filled with dedicated consumerists.
• Critics argue that consumerists are driving environmental destruction.
• Many consumerists believe that shopping is a form of self-expression.
• The documentary examined how consumerists influence market trends.
• Some consumerists focus on ethical purchasing decisions.