A "skank bot" is a derivitive of the word "skank", with the extension "bot" for emphasis.
This term is used to describe a women who has mild hygiene problems, and sleeps around with many people (usually men and women). Often this women will wear the same thong for a few days strait.
"Dude, my girl had the same panties on two days strait..."
"Sorry man, but that girl shouldn't be YOUR girl anymore...she's a skankbot."
I used to love thatrestaurant before it got to be so popular with that scummy crowd.Now it's just full of all those sleazy, movie-star and model wannabees,it turned into a regular skankoteria.