Out of date
adjective
No longer usable or acceptable because it is old, not fashionable, or replaced by something recent.
Her computer system is out of date and needs to be updated

Often appears as...
- out of date information
- out of date system
adjective
No longer valid or in effect.
This contract is out of date, we need to renew it

Usage tips
Formal
Technical
adjective
Not adhering to what is currently in fashion or trend.
Her outfit is really out of date

Often appears as...
- out of date fashion
- out of date style
adjective
Of a product, no longer fresh or best before its designated date.
These eggs are out of date - don't eat them!

Usage tips
Colloquial
adjective
No longer usable or acceptable because it is old, not fashionable, or replaced by something recent.
Her computer system is out of date and needs to be updated

Often appears as...
- out of date information
- out of date system
adjective
No longer valid or in effect.
This contract is out of date, we need to renew it

Usage tips
Formal
Technical
adjective
Not adhering to what is currently in fashion or trend.
Her outfit is really out of date

Often appears as...
- out of date fashion
- out of date style
adjective
Of a product, no longer fresh or best before its designated date.
These eggs are out of date - don't eat them!

Usage tips
Colloquial
Definition 1 of 4

Technology Upgrade
Often used with tech-related items that need replacing with newer versions.

Her operating system is three years out of date.
Cultural Shift
Reflects changes in cultural norms or practices over time.

These old guidelines are out of date with our company's new diversity policy.
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