1. The boy’s name is Miaomiao, which means vast, great and mighty.
2. Miao, a first-level Chinese character, is composed of three characters for "water". I understand, from Sanshui. Also known as "miao". Original meaning: the appearance of large water.
3. Another example: Miaomiao (the appearance of the water being vast); Miaomiao (the appearance of the water being vast and boundless); Miaoman (the appearance of the water flowing far and wide); Miaomiao (the appearance of the vastness).