JIGGILLAC Share definition Flag A Cadillac, particuarly one that is at least 20 years old and looks like a pimpmobile (see pimpmobile) JIGGILLAC, The pimp rolled through the hood on his 22 inch rims in his JIGGILLAC. JIGGILLAC by S0UNDGUY March 8, 2008 0 0 Get merch Get the JIGGILLAC mug. Buy Now — $32.95 See more merch