为毛 Traditional form: 為毛 Pinyin (reading): wèimáo Definitions: (Internet slang) why? Characters: 为 - to do, to act; to handle, to govern; to be 毛 - hair, fur, feathers; coarse Traditional characters: 為 - to do, to act; to handle, to govern; to be 毛 - hair, fur, feathers; coarse