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Definition of: fourth-class

(fôrthklas, -kläs′, fōrth-) adjective
Designating mail matter consisting of merchandise, and carried at the lowest rate.

Word frequency of use on city-data.com forum:

Statistical data

"fourth" has the frequency of use of 0.0023%
"class" has the frequency of use of 0.0347%

Phrases starting with the letter: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

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