1. acne or skin irritation caused by prolonged wearing of a face mask
Usage: informal; portmanteau of 'mask' and 'acne'; commonly used in medical and skincare contexts since 2020

Examples

• Healthcare workers reported maskne after wearing N95 masks for long shifts.
• The dermatologist explained that maskne develops due to trapped moisture and friction.
• Many people experienced maskne during the pandemic when mask-wearing became mandatory.
• Using breathable fabrics can help reduce maskne symptoms.
• She applied a gentle cleanser to manage her maskne breakouts.