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first class
/fɜrst_klæs/
Synonyms of first class Antonyms of first class Examples of first class Usage of first class Parts of first class Definition that contains first class Words sounding like first class Explanation of first class

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Definitions of first class
  1. noun
    mail that includes letters and postcards and packages sealed against inspection

    Similar: 

    1st-class mail 1st class first-class mail
    type of:
    mail
  2. noun
    the highest rank in a classification
  3. noun
    the most expensive accommodations on a ship or train or plane
    type of:
    accommodation
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