1. people who choose not to drink alcohol or use other substances
Usage: plural form of abstainer
2. people who refrain from participating in or consuming something
Usage: general sense, can apply to various activities or substances

Examples

• The wedding reception offered special mocktails for the abstainers.
• Many abstainers find it challenging to socialize at bars.
• The support group welcomed both recovering addicts and lifelong abstainers.
• Abstainers from social media report feeling less anxious.
• The restaurant created a separate menu section for abstainers from meat.
• Some abstainers choose their lifestyle for religious reasons.
• The study compared the health outcomes of drinkers versus abstainers.