1. Mu, the original meaning is to wash your hair, and later it was extended from the original meaning to mean washing and moisturizing. Also refers to the name of water. That is now "Mihe" in Shandong. In "Zuo Zhuan", there is a saying that Mu Zexinfu, which means that the heart feels moisturized and baptized. It can be seen that the word itself has the connotation of cleanness and purity, and the meaning is very good.
2. When used in naming, it means cheerful and auspicious. There is also an idiom "like a spring breeze", which means free and generous.