wind baby 

When the wind blows underneath a loose shirt and creates a bulge that looks like a pregnant stomach.

Oh look, you have a wind baby!

wind baby by cjb999 October 22, 2015

Garbage baby

Offspring resulting from the extraction and insertion of sperm from a used condom discarded into the garbage can.

Dude, Tiffany stole my splooge from the can, we're gonna have a garbage baby!

Garbage baby by RibbitFrog December 22, 2015

blue baby syndrome 

A sort of "blue baby syndrome" can also be caused by methemoglobinemia. It is widely believed to be caused by nitrate contamination in groundwater resulting in decreased oxygen carrying capacity of hemoglobin in babies leading to death.

My baby is affected by blue baby syndrome, because here in this place groundwater is contaminated by nitrates.

blue baby syndrome by Literary Lord May 22, 2016

sin baby

1) n. When a man ejaculates onto/into a baby doll (usually associated with a baby fetish)

1) You want me to make sin baby?

sin baby by Howling Blur December 30, 2016

flower baby 

The most innocent, easily disgusted person that you know.

Henry doesn't even know what a vibrator is and he's 17. He's such a flower baby.

flower baby by Yoyodaddyo April 10, 2017

spite baby 

When a women has a secret affair and gets pregnant by another man who is not her husband or boyfriend and does not tell them and lets them think it's theirs... word and definition provided Lisa Davis

John that's not your kid , it's a spite baby .. ... Sue never told you she was running around behind your back

spite baby by Jimmy Big Love August 14, 2017

Brain baby

When someone is a stupid fucking retard

Hey, see Ava over there? She's a fucking brain baby

Brain baby by Hamborgler November 29, 2018