What exactly is 4D? 4D means "four digits." It is a popular lottery activity in Singapore in which players choose a mix of four numbers from 0000 to 9999. So how exactly does the Game Work? Gamers pick their preferred 4-digit variety or can go for a random selection. https://singapore4dresulttoday45555.blogthisbiz.com/34171694/4d-benefits-right-now