Meaning: Secret or confidential:
* The government released a classified document detailing the secret mission.
* The spy's identity remains classified for security reasons.
* The scientist's research was classified as top-secret.
Meaning: Categorized or sorted:
* The library's books are classified by subject.
* The students were classified into three groups based on their skill level.
* The website features classified ads for cars, real estate, and jobs.
Meaning: Placed in a specific category:
* The restaurant is classified as fine dining.
* The movie was classified as R for mature audiences.
* The animal was classified as a new species.
Note: The meaning of "classified" can vary depending on the context. It's important to consider the specific situation when using the word.