look down nose at
look down your nose at somebody/something
to consider someone or something as not important or of value look down on somebody/something The regular staff looked down their noses at us freelancers.
look down your nose at something/somebody(informal)
to think that someone is less important than you or that something is not good enough for you I always felt that she looked down her nose at us because we spoke with strong accents and hadn't been to college.