A black mark left on a road surface from the sliding or skidding tires of a motor vehicle that has lost traction.
Any other mark or stain left on a surface from a sliding or rubbing object.
The girl had skid marks on the knees of her jeans.
A visible feces stain left on underpants, trousers, or sometimes the toilet bowl.
A mark of a soiled finger wiped on a surface.
Any burn on the skin caused by scraping the skin against a surface.