upside down pretzel machine Share definition Flag when you fuck yo girl upside down with her legs crossed, thus making it look like a pretzel . Dude last night I gave my girl and upside down pretzel machine. She loved it. upside down pretzel machine by a;lsdkjf June 11, 2008 0 0 Get merch Get the upside down pretzel machine mug. Buy Now — $32.95 See more merch