You didn't answer my question.
From Dictioary,com
slut ( P ) Pronunciation Key (slt)
n.
A woman considered sexually promiscuous.
A woman prostitute.
A slovenly woman; a slattern.
and if you can't understand how she fits in to this, I think you need to leave Oz.
Brittni is also this:
las·civ·i·ous ( P ) Pronunciation Key (l-sv-s)
adj.
Given to or expressing lust; lecherous.
Exciting sexual desires; salacious.
Are sluts always single?