What does it mean when a guy thinks I am nice woman?

When a guy thinks you are a nice woman, it typically means he appreciates your kindness, friendliness, and positive qualities. He may view you as someone who is caring and approachable, which can foster a sense of trust and comfort in your interactions. This perception could lead him to see you as a potential friend or romantic interest, depending on the context of your relationship. Overall, it's a positive acknowledgment of your character.