Dirt leg is often synonymous with slut or whore; however, dirt leg is much classier than saying either of these terms and can be used in somewhat mixed company.
She loves hooking up with random guys. I don't know if she actually has sex with them, but she certainly has dirt leg tendencies.
even worse than/less desirable than a
skank. Usually over-weight, but not
neccesarily, and must be kind of slutty
with the required ankle tatoo. Also
denotes a lack of intelligence and is
an easy sexual mark, i.e. an easy lay.
A dirt leg is a person who has some of the following qualities(not all are nessesary): does not take care to properly maintain personal hygine, has a low IQ, has a likelyness to impregnate or be impregnated by the age of 16, thinks of Axl Rose(or any other aging, abusive rocker) as a fitting role model, etc. They usually know they are smell or dim witted and do not care.
See also: grunk