Private (adjective)

1. Concerned with one's own interests or affairs; not interested in or concerned with public affairs.
2. Not open to the public; restricted to a particular group.
3. Of or for a particular individual.
4. Of, for, or relating to soldiers of the lowest rank.
5. Not open to public view or knowledge; kept confidential or secret.

Origin:

Late middle english: from old french, or from latin privatus "separated, deprived", from privare "deprive".

Examples:

1. She is a private person and likes to keep to herself.
2. The meeting was held in a private room, not accessible to the public.
3. He runs a private school that provides education for children from wealthy families.
4. Private soldiers make up the majority of an army's personnel.
5. The contents of the private letter were not meant to be shared with others.