"Moi" is a Finnish word that means "hi" or "hello." It is a common informal greeting used among friends and acquaintances in Finland. The word is simple and friendly, making it a popular choice for casual interactions. In addition to its use in everyday conversation, "Moi" can also be heard in various social settings, such as at parties or gatherings. It reflects the warm and welcoming nature of Finnish culture, where greetings play an important role in socializing and building connections.