A vehicle used by mail carriers to store and deliver mail.

A collection of names and addresses used by an individual or an organization to send material to multiple recipients. / An email list.

plural of mail bomb

A flexible defensive armor, made of a mesh of interlinked metal rings.

(sometimes collectively) A chain letter.

The national postal service of the United Kingdom.

An explosive device sent through the post; a letter bomb or parcel bomb.

To send a mail bomb (of either sense).

A system of commerce in which one orders goods from a remote store which are then shipped by mail.

(sometimes attributive) A system for conducting elections in which voters receive and return ballots via the mail