schmavis Share definition Flag When you don't know the name of something, it can be called a schmavis. Use this word in place of thingy or whatchamacallit. "Hand me that schmavis over there." "Hey JT, where'd that schmavis go that you were using?" schmavis by JTisms November 20, 2018 0 0 Get merch Get the schmavis mug. Buy Now — $32.95 See more merch