unbirth

1. uncountableThe absence of birth; failure to be born.

   George's wish of unbirth thus joins a whole series that are never realized.

   2008, James Walters, Alternative worlds in Hollywood cinema: resonance between realms

   2 more examples

   So, you're like somebody grieving over the unbirth of a gnat when there's thousands, getting burned and blasted and... all sorts of things are happening to them...

   1971, Stanley Eveling, Come and be killed; and, Dear Janet Rosenberg, Dear Mr Kooning

   His death is a kind of unbirth, and the imagery that surrounds it is physical and sexual.

   1993, Frank Northen Magill, Magill's Literary Annual, 1993

2. InternetuncountableA type of vore fantasy in which a living being is drawn back through the vagina into the womb.

   Me, I like vore and unbirth. But then, I'm strange […]

   2005, Lord Flame Stryke, “Re: Curious”, in alt.fan.dragons (Usenet)

   1 more example

   Maybe a bunch of bi incest, [summoning a] muscular, two-cocked demon of some sort, unbirth, and then another demon shows up and mounts the second demon with the female drow in hir belly, and also takes the drow in the same stroke inside her.

   2001, Hyndis Kogler, “FUR:UB #10(last page, overstuffed belly)”, in fur.artwork.erotica (Usenet)

present singular third person unbirths · participle present unbirthing · participle past unbirthed · past unbirthed

1. transitiveHypothetically, to reverse the birth of; to cause never to have been born.
2. InternettransitiveTo consume something or someone in such a manner