shmexii Share definition Flag Shmexii is simply another word for sexy except shmexii is way more BAD-ASS than saying sexy. "OMG! Bob the dinosaur is so forking Shmexii, aye?" "Oh, yeah totally" shmexii by ImOnABoatYARR March 27, 2010 0 0 Get merch Get the shmexii mug. Buy Now — $32.95 See more merch