A fork of Rural Dictionary
-The Cadillac of all racks. Racks referring to a woman's breasts, being large, and sway/move perfectly while in motion. Much like a Cadillac. -Big perfect boobs -A women's chest you can't stop looking at
Did you see that chick jogging, talk about a rack-a-lac -Stop the car! -Why? -I just saw a rare find. -Old Cadillac? -No rack-a-lac -.....Nice!