the mails

plural noun

Definition of the mails

chiefly US, law, formal
: the system used for sending letters, packages, etc. : a nation's postal system packages sent through the mails He was charged with using the mails to commit fraud.

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“The mails.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/the%20mails. Accessed 29 Mar. 2020.

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