-being completely chill and not letting anything get to you. often a comment will simply be answered by saying "chezz".
-the fact that something is just so cool it can only be described by the word "chezz".
The people on the beach were worried about the sharks in the water, but not Kate, she was totally chezzed.
Rob - "Dude, some guy just sideswiped your car!!"
Shane - "Chezz..."
a cheesedoodle is a reference to a man with a small penis. typically a cheesedoodle will attempt to distract his sexual interst from discovering his imperfection by emanating large amounts of confidence, driving a large truck, or convincing his sexual interest to consume ample amounts of drugs or alcohol before engaging in sexual activities.
That guy is superhott but he's atotal cheesedoodle.