down one's nose

It's a bit provincial to look down one's nose at a woman wanting something from a man and give a pass to a man who arguably would have never given her a second glance had she not been a beautiful, blonde Playboy Playmate.

New Rule: No more looking down one's nose at liberals who "preach to the choir."

Standing in line for eggs or milk or ham, one could feel the gaze of the shopkeeper running down one’s nose, along with the implied suggestion “Why don’t you move to Israel already?”

One looked down one's nose at this.