rettub ecaf Share definition Flag a derogatory term meaning the state of having a pretty face and crappy body; the opposite of being a butterface. "Hey kirk, did you know your exgirlfriend is a rettub ecaf? rettub ecaf by hannahsue92 September 27, 2010 0 0 Get merch Get the rettub ecaf mug. Buy Now — $32.95 See more merch