mail bomb


Also called email bomb. a very large number of emails sent to a single email address or computer network, usually causing a server or system crash.

verb (used with or without object)

Also mail-bomb. to send a mail bomb to (an email address or computer network).

Nearby words

  1. maihem,
  2. maik,
  3. maiko,
  4. maikop,
  5. mail,
  6. mail car,
  7. mail carrier,
  8. mail drop,
  9. mail flag,
  10. mail merging

Origin of mail bomb

First recorded in 1970–75


[ bom ]
/ bɒm /


verb (used with object)

verb (used without object)

Origin of bomb

1580–90; earlier bom(b)e < Spanish bomba (de fuego) “ball (of fire),” akin to bombo “drum” < Latin bombus “a booming sound” < Greek bómbos

Related formsbomb·a·ble, adjective

Can be confusedbalm bomb Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for mail-bomb


/ (bɒm) /



Word Origin for bomb

C17: from French bombe, from Italian bomba, probably from Latin bombus a booming sound, from Greek bombos, of imitative origin; compare Old Norse bumba drum

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for mail-bomb
Online Etymology Dictionary, © 2010 Douglas Harper

Idioms and Phrases with mail-bomb


see time bomb.

The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.