1 definition by a-rab6969
When, in the act of giving oral pleasure to a pregnant girl, her water breaks in your mouth and you are left with placenta juice all over your face.
"I was eating out your mother right before you were born, and next thing I know I get a Kentucky Waterfall! It was the happiest day of my life, I love you son!"
by a-rab6969 May 5, 2010