When a porn star's birth control technique of choice (condom, pill, pull-out, etc) fails, and the female porn star becomes pregnant. A porn baby is the result of a pornographic "accident."
When {insert female porn star} forgot to take the pill before she shot the creampie scene, and 9 months later she had herself a porn baby.
by JakethemotherfuckingSNAKE September 29, 2006
when a man jerks off to porn into a piece of clothing and a woman wears it before it is washed thus the semen (or man juice) seeps into the womans vagina (or puge) getting her pregnant and makes a porn baby.
by rampageplaya98 April 5, 2008
An insult that implies a person's mere existence is the result of a sex scene in a porno movie. Typically used to describe somebody as completely worthless.
-Eddy: Wow, you suck at this game. You suck at everything.
-Neil: Your a fucking porn baby, you know that?
-Neil: Your a fucking porn baby, you know that?
by MadMark255 September 29, 2021
When a homosexual male who is an only child has a father who wants a grandson, so the homosexual male must donate his sperm to a female surrogate - by method of gay porn masturbation, in order to extend the bloodline.
by Tay’s.cock November 1, 2023