1. not yet verified or proven to be true or accurate

Examples

• The unconfirmed reports suggested a major breakthrough in the negotiations.
• Police are investigating several unconfirmed sightings of the suspect.
• The company’s earnings remain unconfirmed until the official announcement.
• Unconfirmed rumors spread quickly through social media.
• The flight departure time is still unconfirmed due to weather delays.
• Scientists are studying the unconfirmed discovery of a new species.