1. a person who does not use a particular product, service, or substance

Examples

• The survey included both computer users and nonusers.
• As a nonuser of social media, she found it hard to relate to her friends’ online experiences.
• The study compared drug users with nonusers to assess health differences.
• Nonusers of the public transportation system often oppose fare increases.
• The company wanted to understand why nonusers weren’t interested in their product.
• Library nonusers cited lack of time as their main reason for not visiting.