A verb: The art of shaking babies. Although shaking babies is known to kill babies, to Celton is to shake the infant until it is handicapped or has down syndrom.
Example 1: "Yoh, kid with down syndrom! Were you Celtoned as a child?"
If you have a Celton in your life you are winning in general she is so pretty and nice that she seems to make the world a better place just by being in your life she's honest and politie and will never steer you wrong