crab cart Share definition Flag Most appropriately a promiscuous woman. However can just be generalized to any female. References the sexually transmitted genital organism commonly referred to as "the crabs." That chick dates a lot of guys, she's a real crab cart. crab cart by cnt55 June 18, 2008 0 0 Get merch Get the crab cart mug. Buy Now — $32.95 See more merch