
1) Reduced-rate postal delivery
Found on
https://www.crosswordclues.com/clue/bulk-mail

Bulk mail broadly refers to mail that is mailed and processed in bulk at reduced rates. The term does not denote any particular purpose for the mail, but is sometimes used (incorrectly) as a synonym for `junk mail`. For example, the United States Postal Service (USPS) defines bulk mail broadly as `quantities of mail prepared for mailing at redu......
Found on
http://en.wikipedia.org/wiki/Bulk_mail

A category of Third Class Mail with Canada Post Corporation (CPC) involving a large quantity of identical pieces - specially processed for mailing before delivery to the post office.
Found on
http://www.encyclo.co.uk/local/21134

[
n] - mail consisting of large numbers of identical items (circulars or advertisements) sent to individual addresses at less than 1st-class rates and paid for in one lot
Found on
http://www.webdictionary.co.uk/definition.php?query=bulk%20mail
noun mail consisting of large numbers of identical items (circulars or advertisements) sent to individual addresses at less than 1st-class rates and paid for in one lot
Found on
https://www.encyclo.co.uk/local/20974

a category of mail for mailing large numbers of identical printed items to individual addressees at less than first-class rates, as circulars or bulletins.
Found on
https://www.infoplease.com/dictionary/bulk-mail
No exact match found.