I say anything where my tits and ass hang out is slutty. Those types of outfits (#2 in the OP) have my ass and tits popping out. Maybe different body types don't show as much so it wouldn't be slutty, but it definitely can be slutty on certain body types. Unless you don't think tits hanging out and ass showing is slutty-then we do disagree The third picture is definitely sluttier though.