Any mail or letters that are not welcome or solicited and typically sent in bulk; especially mail of a commercial nature such as advertising circulars and form letters.

Mail sent to a public figure by their fans.

The delivery point where Mail Services delivers and collects mail.

(rail transport) A train used by the postal service to transport mail, and in some cases, to sort mail en route.

Alternative form of mail merge

Alternative form of mail merge

(computing) A software product that uses a file (or database) of names and addresses, together with a template document, to produce multiple copies of a letter, each personally addressed to a different recipient.

To carry out such a process.

Alternative spelling of voicemail

(US) A category of mail in the US Postal Service including registered, numbered, insured, and certified mail.