back-door conquistador Share definition Flag One who is able to conquer five female bum-holes in a period of no greater than seven days. My dad was a back-door conquistador; at least that's what my mom and sister said. back-door conquistador by Zach Donavan, Chris Patterson, NIck Searcy August 10, 2006 0 0 Get merch Get the back-door conquistador mug. Buy Now — $32.95 See more merch