Duprey Share definition Flag the chap sex position- it is when the female drags her tighs and vagina to the males penis.She holds herself up with her hands. last night i slept with this random guy and we totally pulled a Duprey - it was hot! Duprey by HLSUNH1 November 2, 2008 0 0 Get merch Get the Duprey mug. Buy Now — $32.95 See more merch