What on earth is 4D? 4D means "four digits." It is a popular lottery activity in Singapore in which gamers choose a combination of 4 quantities from 0000 to 9999. How Does the Game Operate? Gamers select their sought after 4-digit number or can go for a random collection. https://louisvkylw.blogsvila.com/32004585/4d-final-results-right-now