Sexual perversion; man who enjoy's spreading his man seeds to others through baking his love juice into cakes and other tasty treats.
A Fratpacker goes into work with a lovely homemade cake, baked fresh that morning. Little do his fellow workmates know, the cake is spiced with several spoonfuls of his very own love juice.
The act of one's chair unexpectedly shooting from beneath them resulting in their ass hitting the floor.
I can't believe I just pulled a FatJake.
Ha Ha, Tiesha just pulled a FatJake.
Don't talk shit to me; I'll make you pull a FatJake.
Wow, that FatJake was really refreshing; Just what I needed to wake me up!
She pulled a FatJake in front of the humungous auditorium full of her colleagues.
I broke my backbone from pulling a FatJake.