No, "good" is not a slang word or an internet abbreviation. It is a standard English word that has been used for centuries in everyday conversations, writing, and digital communication. While people frequently use it in text messages, social media posts, and online chats, its meaning remains the same. It simply expresses approval, quality, kindness, or satisfaction. Because it is so common, people of all ages use it without intending any secret or coded meaning. know more about good meaning