Lao mean Bright like the Sun, Kind like the earth and beautiful like stars
Bright, Kind and beautiful that is "Lao" or "ລາວ"
whenever you say I am Lao that mean you refer to your value that you are bright like the sun, kind like the earth and beautiful like stars.
anyone can say: "I am Lao" when you refering your value of bright, kind and beautiful (great).
This is not a coining term but its origin meaning of Lao mean Great and what are the Great in the universe if they are not the sun, the earth and the stars