1. having too many people; excessively populated

Examples

• The overpeopled city struggled to provide adequate housing for all residents.
• Many believe the planet is becoming overpeopled and resources are running low.
• The overpeopled refugee camp lacked sufficient medical facilities.
• Urban planners worry about overpeopled downtown areas during rush hour.
• The small island nation felt overpeopled despite its modest population.
• Environmental scientists study the effects of overpeopled regions on local ecosystems.