- mailer mail‧er [ˈmeɪlə ǁ -ər] noun [countable]1. MARKETING a piece of advertising material designed to be sent by mail:
• The marketing plan could include sending mailers to likely purchasers.2. a person or organization that sends mail, especially in large quantities:
• Big corporate mailers try to get discounts from the U.S. Postal Service.3. especially AmE a container or envelope used for sending something small by mail; = postal packet Bre
* * *mailer UK US /ˈmeɪlər/ noun [C] COMMUNICATIONS► (UK mailshot) a paper advertisement sent to homes or businesses: »
An election mailer reached three million homes.»
The direct mailer we produced was sent out to 250 members.► a company, person, or software program that sends lots of letters or messages, especially many copies of the same thing: bulk/junk/mass mailer »
The junk mailer was fined for sending billions of messages without permission from the recipients.► US a special envelope or container for sending things that can easily break, have an unusual shape, or are very small: »
Robert copied the files onto a disk, put a label on it, and put it in a mailer.
Financial and business terms. 2012.