1. a nonprofit organization or nongovernmental organization
Usage: informal; abbreviation
2. a top-level internet domain for organizations, typically nonprofits
Usage: computing; abbreviation

Examples

• She volunteers for a local environmental org.
• The charity org provides meals to homeless families.
• Many nonprofits use a .org domain for their websites.
• He works for an international aid org.
• The org's mission is to promote literacy in underserved communities.