Noun has 4 senses

• mailer(n = noun.person) norman mailer - United States writer (born in 1923);


• mailer(n = noun.person) - a person who mails something;

Derived form verb mail₁, verb mail₂

• mailer(n = noun.communication) - an advertisement that is sent by mail;


• mailer(n = noun.artifact) - a container for something to be mailed;