ube

from Jargon File (4.4.4, 14 Aug 2003)
UBE
 //, n.

   [abbrev., Unsolicited Bulk Email] A widespread, more formal term for
   email {spam}. Compare {UCE}. The UBE term recognizes that spam is
   uttered by nonprofit and advocacy groups whose motives are not
   commercial.
from V.E.R.A. -- Virtual Entity of Relevant Acronyms (June 2006)
UBE
       Unsolicited Bulk Email (spam, Internet, UCE)
antiflux / dictionary / ube
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