look down your nose at

US /lʊk daʊn jʊər noʊz æt/
UK /lʊk daʊn jʊər noʊz æt/
"look down your nose at" picture
1.

見下す, 軽蔑する

to think that you are better than someone or something, or to treat someone or something as if you are better than them

:
She always looks down her nose at people who didn't go to college.
彼女はいつも大学に行かなかった人々を見下している
Don't look down your nose at simple jobs; they are often very important.
簡単な仕事を見下してはいけません。それらはしばしば非常に重要です。