email storm

English

Noun

email storm (plural email storms)

1. (computing) A sudden spike in emails within an email list, usually caused by thousands of individuals sending "reply all" emails within a short period of time.

   Synonyms: replyallpocalypse, reply all storm

   • 2020 May 10, Tom Warren, “Microsoft now blocks reply-all email storms to end our inbox nightmares”, in The Verge‎^[1]:

     Microsoft is rolling out a new reply-all protection feature for Office 365 and Exchange Online. It’s designed to prevent email storms, when hundreds or thousands of people start replying to an email thread after someone forgot to BCC everyone or a distribution list was misconfigured.