mail-out

or mail·out

[meyl-out]

noun

an act or instance of mailing out a quantity of letters, circulars, or the like; mailing.
a form letter, brochure, etc., mailed out.

Origin of mail-out

noun use of verb phrase mail out
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019