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fourth-class

[fawrth-klas, -klahs, fohrth-]
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adjective
  1. of, relating to, or designated as a class next below third, as for mailing, shipping, etc.
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adverb
  1. as fourth-class matter; by fourth-class mail: Send it fourth-class.
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fourth class

noun
  1. (in the U.S. Postal Service) the class of mail consisting of merchandise weighing one pound or more, including parcel post and all first-, second-, or third-class matter weighing 8 ounces (227 grams) or more and not sealed against inspection.
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Origin of fourth class

An Americanism dating back to 1860–65
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for fourth-class

Historical Examples

  • The mail came every two weeks, and its magnitude was of the fourth-class order.

    That Girl Montana

    Marah Ellis Ryan

  • No fourth-class men were allowed to attend except the two seconds.

    Captain Jinks, Hero

    Ernest Crosby

  • No fourth-class postmaster receives more than a thousand dollars a year.

  • Fourth-class postmasters receive no fixed salary, but instead are paid a percentage of the value of the stamps cancelled.

  • The rate then payable on such parcels was the general rate for fourth-class matter, viz.


British Dictionary definitions for fourth-class

fourth-class

adjective
  1. of or relating to mail that is carried at the lowest rate
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adverb
  1. by fourth-class mail
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012