An ass baby is relating to the situation when one deficates and in small chunks rather than one long piece.
I can't explain it any better than that. Its just an ass baby.
by Milton-Dj-Fury August 3, 2006
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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 20, 2011
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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 5, 2008
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The offspring of a gay man who has been anally impregnated by his lover. Ass babies typically resemble demons and have razor sharp claws that cause much damage during the birth. They typically display hatred towards everyone and are very aggressive.The birthing process results in high fatality rates for the father, especially in low income families where the father cannot have the Ass Baby killed immediately post-birth.
Terrence gave birth to an Ass Baby last night in his one bedroom apartment while his boyfriend watched. They were both subsequently murdered.
by TheFoose June 16, 2010
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When a gay man fucks his best girl-friend so hard up the ass that is creats a small hole through which an egg can travel from the ovary to the rectum. Then when he ejaculates into her ass she becomes pregnant and nine months later a baby explodes out of her ass. It's an Ass-Baby
"Lindsey, your butt has gotten really big"
"yeah, it's russles Ass-Baby, it's gonna explode out any day now!"

Your Ass-baby is covered in shit!
by professor Quinta August 18, 2006
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Sperm after being ejaculated into one mans anus from another man during homosexual copulation.
"Yeah, he filled me with his ass babies"
by Biggaypaul December 5, 2007
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a baby is convieved when its mother gets preggers from doing it in the ass. usualy ill tempered
carlos: damn essay that chica over there meng. i heard all her little niños are ass babies dude.

jesus: nasty little bastardos too homes
by david from faggotown June 4, 2007
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