prime - definition and synonyms

adjective [only before noun] 

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  1. 1
    most important

    Our prime concern was the safety of our customers.

     Synonyms and related words
    1. a.
      having the most influence

      Truman had been the prime architect of the NATO alliance.

       Synonyms and related words
  2. 2
    of the highest quality

    a prime location for a business park

    prime beef

    a prime example of 1930s architecture

     Synonyms and related words
  3. 3
    most likely to be chosen or to be suitable for something

    the prime suspect in a murder case

    prime target/candidate:

    The couple became prime targets for press criticism.