pony express

noun, often capitalized P&E

Definition of pony express

  1. :  a rapid postal and express system that operated across the western U.S. in 1860–61 by relays of horses and riders

1847

First Known Use of pony express

1847


PONY EXPRESS Defined for Kids

pony express

noun , often cap P&E

Definition of pony express for Students

  1. :  a rapid postal system that operated across the western United States in 1860–61 by changing horses and riders along the way


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