SSaging> A function of Some word proceSSingSoftware (e.g. MicroSoft Word) that produceS multiple inStanceS of a document by SubStituting different text StringS from a databaSe in place of certain field markerS. ThiS iS often done with envelopeS, reSumeS, Spam, and variouS other maSS mailingS. . (2002-07-26)