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2.
Thick white material used for creating babies. Sometimes called semen.
I touched my penis is an innapropriate manner and baby butter came out.
by Rick James, Bitch April 06, 2004
 
1.
The kind of butter that makes a woman fat, in a pregnant sort of way, if it enters through vaginal intercourse. Ironically, this butter can be part of a fat free diet if consumed orally. The latter use is recommended for most women. Also commonly referred to as semen, jizz, love spit, etc.
Her: Rub some cocoa butter on my back, honey!

Him: I'd rather put some baby butter on your face, dear...
by -Matt Young, USMC December 07, 2007
 
3.
when having sex with a girl. when she cums and ur still in her u look down and see her white milky substance. hence looks like butter when it has been churned.

baby butter.
girl: i came all ready.

guy: i can see the baby butter babe. lets keep churnin.
by pauliesatx August 27, 2008