I wouldn't call all women with a lower back tattoo a tramp either, but Crimzy has hit a point that it has become mainstream with trashy girls. What I do think is kind of sexy, is when a decent looking woman has it covered up, but shirt not tucked in, and you get that unexpected glance when she leans over or something...
I was sitting in church, of all places, a few weeks ago and this happened. I didn't find it to be trashy at all, rather interesting, like...umm, never knew that...