1. the practice of working at a second job, especially at night, in addition to one’s regular employment
Usage: informal

1. working at a second job in addition to one’s regular employment
Usage: present participle of moonlight

Examples

• The teacher was moonlighting as a waiter to pay off student loans.
• His moonlighting at the restaurant helped cover his mortgage payments.
• Many nurses engage in moonlighting to supplement their income.
• She’s been moonlighting as a freelance writer on weekends.
• The company policy prohibits moonlighting for competitors.
• Moonlighting has become more common due to rising living costs.