(Adj) A physical appearance suggesting an individual has lived a tough existance; usually as a result of substance abuse. The term originates from the distinction between a car that has "city miles" versus "highway miles."

To describe the amount of sex partners one has had.

Home of the world famous Miles City Bucking Horse Sale, where anyone can be a cowboy, drunk for a week straight,hung over for an entire year and excited to go back and do it all over again. If you really do have a hillbilly bone you'll definitely find it in Miles City.