When you're shooting a handgun, you want to hold firmly enough that you hold on to the gun but not so that you're doing a Darth Vader death grip: "Greased Egg Grip". Hold it firmly enough it doesn't fly out of your hand but not so tight as to crack the egg and get it all over your shoes.

When someone thinks they are the main character of their life. Usually comes with a side of individuality complex, quirky style and a self centered point of view.