A person employed to deliver mail.

Hostile correspondence sent to an individual or group.

A special type of mail that provides more control than regular mail.

plural of mailing list

Mail which is transported by motor vehicle, by railway, or by seacraft, but not by aircraft.

(US) First class mail that provides the sender proof of mailing and a delivery record.

Alternative form of mailbox

(chiefly US, idiomatic) To work diligently; to serve as the principal performer of a demanding task or set of tasks.

(historical) A defensive garment made of metal scales or interlinked metal rings.

Abbreviation of voice mail.