Top Definition
the act of eliminating people that should not be on the planet.
Stupid religious fucks deserve to be retroactively aborted.
by britchick March 04, 2004
a legal medical procedure for the taking of ones life regardless of their age.
Joe is such a loser and disliked by so many people that he is the perfect candidate for a retroactive abortion.
by tellitizaman September 10, 2010
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