Alternative form of airmail

Alternative form of airmail

A slot in a wall or door through which mail is delivered.

plural of scale mail

A kind of mail (armour for the torso) made of overlapping metal plates, resembling the scales of a fish.

(US, law) A class of felonies, providing for a separate and additional federal penalty for any criminal offense whose perpetration involved the use of the postal system of the United States of America.

(rare) plural of accountable mail

(idiomatic, often ironic) A common excuse used by debtors to put off creditors

advertising mail.

mail directly sent to an individual for advertising