Shmatz Share definition Flag A really weakish, pussy looking, nerdy ass kid. Even though he was a senior playing a varsity, his small stature and resemblance to Harry Potter made that kid look like a total Shmatz. Shmatz by Stevie Abbs December 30, 2007 0 0 Get merch Get the Shmatz mug. Buy Now — $32.95 See more merch