The scars a heroin addict has on their arms. A common term in Vancouver BC's Downtown Eastside.
Man, Bob had some heinous treadmarks on him.
normally what will happen when you get hit by a car... or sat on by a fat woman...
"wow! that fat ladie in the car deffinataly left treadmarks all over you dumb ass... (((salkys)))" (i perfer you look up salkys)
A very popular clothing line started by Tim Graham out of his apartment in Newport WA.
Treadmark awesomeness, chickmagnet.
The shitstains that are left on the bottom of a toilet even after flushing.
My shit wasn't too hard, and wasn't totally liquid, so I left treadmarks.