The act of shuffling your feet in a quick manor in order to hide a morning boner. Usualy when the rest of the familys awake, you just turn you back and side shuffle your way to the bathroom.
guy 1- "Dude my parents are always walking down the hall when i wake up with a massive hard on."
guy 2- "So, just tuck it."
guy 1- "Fuck that, its all about the side shuffle now!"