Custard Tart Share definition Flag A slut with a bad spray on tan. 1. "Jersey Shore is full of custard tarts." 2. "A custard tart just walked out of Supré" Custard Tart by Ammonymous June 11, 2011 0 0 Get merch Get the Custard Tart mug. Buy Now — $32.95 See more merch