a person who does not use or partake of something, as drugs or alcoholic beverages.

Origin of nonuser

First recorded in 1640–50; non- + user1 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for nonusers

Historical Examples of nonusers

  • High school seniors who are heavy drug users are more than three times as likely to skip school as nonusers.

    What Works: Schools Without Drugs

    United States Department of Education