the youngest child is the brat of the family the one who gets all the attention from there parents and gets whatever they want.
Middle child and oldest child: " Mom can I get a cookie",
Mom:"No",
youngest child: "Mom can I get the new iphone",
Mom:"Yes you can get whatever you want".
Mom:"No",
youngest child: "Mom can I get the new iphone",
Mom:"Yes you can get whatever you want".