biting my thumb Share definition Flag The texting equivalent if biting ones tongue. Or not saying or texting something you are aching to express. I'm biting my thumb in response to the a-holes post about being so f'n hot biting my thumb by The Rowdy Old Man February 10, 2010 0 0 Get merch Get the biting my thumb mug. Buy Now — $32.95 See more merch
