| 1. first class | |
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The highest rank in a classification
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| 2. first class [ Synonyms: 1st-class mail, 1st class, first-class mail] | |
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Mail that includes letters and postcards and packages sealed against inspection
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| 3. first class | |
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The most expensive accommodations on a ship or train or plane
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| 1. first class | |
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By first class conveyance; with first class accommodations
"we always travel first class";
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