A combination of the words "slutty" and "lusty"... slusty.
A good looking girl or woman (usually under the age of 25) who acts in a slutty/promiscuous manner.
Origin, New Zealand. More specifically, Tauranga.
Paul: Dude, that chick is such a Slusty.
Cam: Nah Man she's the goodist bitch.
Paul: I just saw her getting with two different guys.
Cam: Ok, perhaps a bit of a Slusty.
Prices shown in USD.