Meaning of “out of date” in the English Dictionary

"out of date" in British English

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(Definition of “out of date” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"out-of-date" in American English

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out-of-dateadjective [ not gradable ]

us /ˈoʊt·əvˈdeɪt/


The information in the book is out of date.
out-of-date fashions

(Definition of “out-of-date” from the Cambridge Academic Content Dictionary © Cambridge University Press)

"out of date" in Business English

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out of dateadjective

uk us also out-of-date [ only before noun ]

laws, systems, processes, etc. that are out of date are no longer useful or correct because they are not based on recent changes or developments:

Current regulations are out of date.
5/20/50, etc. years out of date In some cases, information provided by U.S. authorities was proved to be 10 years out of date.
hopelessly/completely/totally out of date The technology being used in some employment agencies is hopelessly out of date.

documents that are out of date are no longer legal because they do not contain recent details or information:

Forty planes were grounded when the company forgot to put renewed insurance documents on board and they were not allowed to take off with out-of-date papers.
an out-of-date passport/license plate

no longer considered to be modern or fashionable:

out-of-date fashions/hairstyles
look/seem/feel (5/20/50, etc. years) out of date The ambience of the bar now feels about 30 years out of date.

COMMERCE food, drink, or medicine that is out of date is no longer safe to eat, drink, or use because it has been kept for longer than it should have been:

The local store is stocked with out-of-date tins of food and has inconvenient opening hours.

(Definition of “out of date” from the Cambridge Business English Dictionary © Cambridge University Press)