1. the practice of working without pay to help a community or organization

1. present participle of volunteer: offering to do something without being asked or paid

Examples

• She spent her summer volunteering at the local animal shelter.
• Volunteering at the food bank taught him about community service.
• The school encourages volunteering as part of its service learning program.
• He is volunteering his time to help with the charity event.
• Many students are volunteering to tutor younger children.
• Volunteering can be a rewarding way to give back to society.
• She’s volunteering to organize the school fundraiser.