mailer
noun[C]
COMMUNICATIONSuk/ˈmeɪlər/us(UKmailshot)
apaperadvertisementsenttohomesorbusinesses:
Anelectionmailerreachedthree millionhomes.
Thedirectmailerweproducedwassentout to 250members.
See also
mailing
acompany,person, orsoftwareprogramthatsendslotsoflettersormessages,especiallymanycopiesof the same thing:
bulk/junk/mass mailerThejunkmailer wasfinedforsendingbillionsofmessageswithoutpermissionfrom therecipients.
US
aspecialenvelopeorcontainerforsendingthings that caneasilybreak, have anunusualshape, or are verysmall:
Robertcopiedthefilesonto adisk, put alabelon it, and put it in a mailer.
Compare
postal packet