The meaning of the word:
Yun: original meaning: weeding. (This word appears approximately 12,790 times in the name database)
Fei: opposite to "yes", it means no, not, wrong, out of bounds, and unreasonable. (This character appears approximately 40,360 times in the name database)
"Shuowen Jiezi" explains: It is against the law. From Feixia Fei, choose the opposite one. Everything that is not belongs to non.