Your dick, ejaculating in a spray pattern or split stream.
I saw Yolanda the other day I told her to lick my kak fountain.
by Jake K. March 20, 2007
A penis, specifically when it shoots large amounts of semen in a single or biforcated pattern.
I saw Ashley the other day and she was ovulating so I let her lick my kak fountain.
by Jacob King April 23, 2007