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1. A medical term used to describe a child that was conceived by anal sex and/or birthed through the anal cavity.

2. A human so hideous that only an ass could have produced such a thing.
Dora gave birth to a beautiful ass baby boy last night.

Carrot Top is an ass baby.
by JonD January 05, 2006
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Jul 23 Word of the Day
A tourist to sub-orbital or orbital space, through commercial space flight programs.
Jeff Bezos and Richard Branson alongside their crew became the first astrotourists, while visiting sub-orbital space in July 2021
by AxonL July 20, 2021
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One who was conceived by their parents anal sex, a small amount of cum drips into their vagina therefore creating the ass baby. This ass baby is inherently terrible at anything and everything that they do.
-Oh wow look at Jebadiah he sucks at life.

-Yeah i know he is a total Ass Baby.
by Hauss Piece July 19, 2011
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When a couple is having anal sex, and sperm drips from the anal cavity to the vagina, impregnating the woman.
The ejaculate from John's then empty testicles dripped from Denise's anal cavity to her vaginal mound, thus impregnating her. She then gave birth to her beautiful ass baby, Clifton.
by willdbeast April 20, 2006
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a stool of such girth that it feels like giving birth
i thought that ass-baby was gonna rip my ring!
by maty97 December 05, 2008
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An assbaby is the product of a Male Pregnancy when the kid is delivered by the anus in a fanfiction story.
Harry and Draco had an assbaby OMG!
by Jessica_of_HoBFF June 12, 2009
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