1. not arranged in categories or groups; not organized by type or class
2. not given a security classification; available to the general public
Usage: government; military

Examples

• The library had a box of unclassified books that needed to be sorted.
• These unclassified documents can be shared with anyone.
• The research data remains unclassified and open to public review.
• She found several unclassified items in the storage room.
• The government released unclassified portions of the report.
• All unclassified materials were made available online.
• The unclassified information posed no security risk.