skid mark

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun A long black mark left on a road surface from the sliding or skidding tires of a motor vehicle that has lost traction.
• noun Any other mark or stain caused by one surface skidding along another.
• noun colloquial, humorous, euphemistic A visible feces stain left on underpants, trousers, or sometimes the toilet bowl ; the mark of a soiled finger wiped on a surface.
• noun Any burn on the skin caused by scraping the skin against a surface.