frip frop Share definition Flag A phrase often heard in electrical engineering digital electronics classes. Since most engineering professors are foreign, they cannot pronounce Flip Flop properly. Prof: For Q on the frip frop Student 1: Did he just say fuck you on the frip frop? frip frop by SYNTOX March 17, 2010 0 0 Get merch Get the frip frop mug. Buy Now — $32.95 See more merch