• adjective
• synonym
• antonym

• classified ad (noun)
  1. a small advertisement you put in a newspaper to buy or sell something [=  small ad British English ; =  want ad AmE]
• classified advertisement (noun)
  1. usually in small print a short ad in a newspaper or magazine and appearing along with other ads of the same type
• classified stock (noun)
  1. e.g., voting power common stock classified as A or B where A has certain advantages that B does not
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