Translation of "e-postbomba" into English

To send a mail bomb to a user. One person might mailbomb a user with a single enormous message; a large number of users might mailbomb an unpopular person by simultaneously sending messages of normal size. [..]

A denial-of-service attack in which an excessive amount of e-mail data is sent to an e-mail address in an attempt to disrupt the e-mail service, or to prevent the recipient from receiving legitimate messages.

A denial-of-service attack in which an excessive amount of e-mail data is sent to an e-mail address in an attempt to disrupt the e-mail service, or to prevent the recipient from receiving legitimate messages.