out of date
1
no longer useful or fashionable
The idiom "out of date" originates from the concept of something being past its expiration or validity period. It refers to things that are no longer current, relevant, or in line with the latest standards or practices. The expression is used to convey the idea that the item or information is outdated and should be replaced or updated to align with the current state of affairs.
- The fashion trends from the 90s are now considered out of date and unfashionable.
- The software version you are using is out of date and may have compatibility issues.
- The textbook used in the course is out of date and does not cover the latest research and developments.
- The company's marketing strategy needs to be revised as it is out of date and no longer effective in reaching the target audience.
- The news article contains information that is out of date, as the events it refers to have already taken place.
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