A physical characteristic that afflicts a disproportionate number of women in the
Canadian province of Nova Scotia. Its primary quality is a flatness of the buttocks that is so extreme that the tops of the thighs appear to
slide into the shoulder-
blades without significant outward interruption.
He: Look, there's Bob's really
cute girlfriend. She's from Halifax, Nova Scotia.
Friend: Yea, she's
cute alright, but she's got Nova Scotia slide
bum.
He: Yikes! Now that she's turned sideways, I see what you mean: she's got practically no ass at all!