The gambling king’s son is named You because of the family’s generational order.
The son of the gambling king He Youjun, the pronunciation of "you" is "yóu", which means "planning" or "like". However, this is a later extended meaning. The character "猷" in seal script is written as "Yu", and these two characters are variants of each other.
The name of the He family is taken from "Qi, Shi, Hong, You and Guang". You, the pronunciation of [yóu] comes from the word chief and dog, and the word chief also sounds. Historically, it was a variant of "Jew", and its original meaning was the name of a certain animal, belonging to the monkey genus.
Explanation of the word "猷"
According to the explanation of the word "猷", the son of the gambling king, in "Shuowen Jiezi", this animal is a big monkey; in addition, In the Longxi area (now the southeastern area of ??Gansu Province), puppies are called You, which means puppy. In the book "Erya", it is said that he looks like a muntjak (jǐ, a kind of deer with small horns and short horns, and is now an internationally endangered animal) and is good at climbing trees.
Under the guise of recording the meanings of "strategy", "like", and "hesitant", the latter two characters are differentiated. The son of the gambling king uses the anti-dog side of "Yu" in "Yu" to generally represent beasts, such as wolves, dogs, foxes, badgers, monkeys, etc. Therefore, "Yu" and "Yu" originally refer to the same species. beast.