Pre-K Ass Share definition Flag When an adult of at least 22 years of age has the ass of a five year old Erin to Heidi: Ugh, my butt looks SO big today gurrrrllll Heidi to Erin: Gurl, mine doesn't. I got a Pre-K Ass! Pre-K Ass by BKC HERT January 30, 2009 0 0 Get merch Get the Pre-K Ass mug. Buy Now — $32.95 See more merch