The female equivalent of a buster. A busterette will leave you hanging in a time of need and grab random cocks to take home wile doing it. She will borrow your car and return it with an empty tank and a parking ticket.
Person 1: "Jessica didn't flush her gigantic fettuccini alfredo poop. Just wiped and walked away"
Person 2: "She would do some busterette ass shit like that."
Describes the state you are in right after waking up from a long nap and you feel out of it and groggy. Nothing really makes sense and you can't think that well.
Deven felt bustered when he awoke from his late afternoonnap after a long day of mewing and edging, so he said "my gosh do I feel bustered!"