Do Aliens have Big D YouTubeSkudd bottom, often called tire mark, is a term used to depict a smudge left behind by a car while sliding. Skuddderbutts can be seen on streets during icy weather, like heavy rain or snow. The skid marks function as signs for likely sliding or lack of traction and ought to be handled carefully. Vehicle operators are advised to lower their speed and maintain a safe distance from skuddder bottoms to avoid any potential accidents. Stay safe on the roads!