A Ultra White Slut.
"Becky is such a Slat. She will even screw a dog."
someone who sleeps with many or multiple people at once, it also can be used for a male or female slags.
a salty slut (aka. A pissed off hoe)
bitchy girl 1: Omfg, Jessica is SUCH a slat
Bitchy girl 2: Omfg yeah totally