Junk mail

Junk mail may refer to:
 * Advertising mail, the delivery of advertising material to recipients of postal mail
 * E-mail spam, the sending of unsolicited bulk messages by email
 * Junk Mail (film), Norwegian, 1997
 * "The Junk Mail", an episode from the TV series Seinfeld
 * Junk Mail (book), 1995, by Will Self