Any population which is not adequately served in your area. A free clinic sounds like a wonderful way to volunteer with the underserved.What would constitute as volunteering with the "underserved" ? Volunteering at a homeless shelter? Or free clinic? Or free clinic that predominantly serves a particular race?
Does that phrase typically mean something more along the lines of socio-economic status or ethnically underserved?
Yep, there are plenty of people in just about any city, including in the USA without adequate access to healthcare: the poor, people with certain disabilities, people with certain illnesses or mental illnesses, many transgender people, some LGB people, perhaps certain ethnic groups, homeless youth (regardless of family of origin), some victims of domestic violence or abuse, etc.Any population which is not adequately served in your area. A free clinic sounds like a wonderful way to volunteer with the underserved.