Top definition
The celebration of a child's birth; particularly useful when the little throckmorton popped out before the baby shower and the gifts, cake, streamers, etc. have already been purchased.
Daniel: "I'm going to my friend's sister's baby shower."
Yoni: "But she already delivered the little bastard."
Daniel: "Correction, I am going to a viabiliparty."
by DAEps July 11, 2010
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