Don't think like that. It may really mean that someone has something bad. For example, there is a girl in our class who is particularly unsanitary. We all hate her. This is normal.
Be good at improving your own shortcomings. If you really think you're okay, they're just looking for a type. Can be ignored. What's there to worry about treating that kind of person? I feel that people who don't know me are qualified to judge me. They are not good things in themselves.
Of course, these are all stories. Let's find our own shortcomings through their words.