1 definition by baseballchick

A cake that is white and fluffy with LOTS of frosting.

A fat dick with lots of "frosting" and a cherry on top.
unzip your boyfriends pants after you make him horny.

Haley-"Billy why are you being a Fat Cake?"
Billy-"A what?!?"
Haley-"A fat cake! your being a Fat Cake!!"
Billy-"A fat cake... SWEET!"

Shania and Haley- *laughing*
Taylor-"wait....what?!?"
by baseballchick December 21, 2011
Get the Fat Cake mug.