n. Multiple posts of the same message to the same or different Usenet newsgroups or to an e-mail account. The message is usually adverts or marketing promotions and contains no useful or worthwhile information. v. The act of sending multiple copies of a useless message to a newsgroup or an e-mail account. [Extension of the word Spam, the processed meat]
SPAM
Meaning of SPAM in English
New Words English dictionary. Английский словарь новых слов. 2012