Definitions for 1st-class mail

This page provides all possible meanings and translations of the word 1st-class mail

Princeton's WordNet

  1. first class, 1st class, first-class mail, 1st-class mail(noun)

    mail that includes letters and postcards and packages sealed against inspection


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"1st-class mail." STANDS4 LLC, 2015. Web. 10 Oct. 2015. < mail>.

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