お目に掛かる
おめにかかる · omenikakaru · JLPT N3 · noun
meet
👀🤝 お目に掛かる = honourable eyes + to hang on: to come before your eyes
目 means eye and 掛かる means to hang or be caught. The humble verb says you are lucky to be caught in the other person's honourable eyes. That is why it is the polite way to say I meet you or I see you.