adjective. Arranged in classes or categories.

adjective. Available to authorized persons only, as for reasons of national security.

noun. A classified advertisement.

adjective. arranged into classes or categories.

adjective. assigned to a class of documents withheld from general circulation; -- of information or documents. Opposite of unclassified.

noun. A classified advertisement in a newspaper or magazine.

verb. Simple past tense and past participle of classify.

adjective. National security information formally assigned by governments to one of several levels of sensitivity, usually (in English) top secret, secret, confidential, and, in some countries, restricted; thereby making disclosure to unauthorized persons illegal.

adjective. Any information a person or organization does not wish to disclose.

adjective. arranged into classes

noun. a short ad in a newspaper or magazine (usually in small print) and appearing along with other ads of the same type

adjective. official classification of information or documents; withheld from general circulation