Literally: a camel stuffed with a goat stuffed with a chicken stuffed with a fish stuffed with an egg.
Usage: a greeting term used primarily in the morning. A greeting ideal for screaming across large distances.
Person 1: (I wonder if my roommate is awake yet, we are supposed to watch Weeds...)
Person 2: (walks in) Camgoatenfishegg!
Person 1: Camgoatenfishegg to you!