Relating to the collection, sorting and delivery of mail.

In terms of, or by means of, the postal service.

present participle of go postal

An organisation charged by the governing body of a country or region with the provision of postal services within that region.

A sequence of letters and/or numbers added to a postal address to aid the sorting and delivery of post/mail.

A ballot in which votes are sent by postal mail.

A vote made on an official form which is then sent through the post/mail.

(intransitive, chiefly US, informal) To become aggressive and erratic, especially due to stress; specifically, to carry out a shooting spree at a workplace environment; also (more generally) to become very angry; to lose one's temper.

The address (of a person or business) to which mail is delivered, as distinct from the actual street address.

A forged stamp intended to defraud the post office, rather than defrauding stamp collectors.