Flip Flop Phil Share definition Flag That typical Civil engineer with the L200 who does no work on site but claims a fat salary every year. "Bye Flip Flop Phil"Then you would reply with "SHE KNOWS!" Flip Flop Phil by YEYEYEET May 29, 2019 0 0 Get merch Get the Flip Flop Phil mug. Buy Now — $32.95 See more merch