1. no longer current, useful, or accurate; old-fashioned

Examples

• The computer system is completely outdated and needs to be replaced.
• Her outdated teaching methods don’t engage today’s students.
• The map was outdated and showed roads that no longer existed.
• Many consider his views on technology to be outdated.
• The outdated equipment made the job much more difficult.
• The company’s outdated policies needed immediate revision.