mail catcher

Mail \Mail\ (m[=a]l), n. [OE. male bag, OF. male, F. malle bag,
   trunk, mail, OHG. malaha, malha, wallet; akin to D. maal,
   male; cf. Gael. & Ir. mala, Gr. molgo`s hide, skin.]
   1. A bag; a wallet. [Obs.] --Chaucer.
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   2. The bag or bags with the letters, papers, or other matter
      contained therein, conveyed under public authority from
      one post office to another; the whole system of appliances
      used by government in the conveyance and delivery of mail
      matter.
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            There is a mail come in to-day, with letters dated
            Hague.                                --Tatler.
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   3. That which comes in the mail; letters, etc., received
      through the post office.
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   4. A trunk, box, or bag, in which clothing, etc., may be
      carried. [Obs.] --Sir W. Scott.
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   {Mail catcher}, an iron rod, or other contrivance, attached
      to a railroad car for catching a mail bag while the train
      is in motion.

   {Mail guard}, an officer whose duty it is to guard the public
      mails. [Eng.]

   {Mail train}, a railroad train carrying the mail.
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