blast
n.— «They claim that if you run a full-message email ad (or “blast” as some refer to it) on a third-party list, and a recipient requests removal, both you and the third-party must remove that person from your respective lists.» —“Is Your Company CAN-SPAM Compliant?” by Neil J. Squillante MarketingProfs.com Dec. 20, 2004. (source: Double-Tongued Dictionary)