1. A person who falls within the chouch spectre of the douchebag spectrum; just inbetween 'clown' and 'asshat'. Often a person who takes a serious interest in being a moron and is extremely inconsiderate of others while often causing themselves pain or discomfort through their own inconsiderate or unthinking action. A master of chouchbaggery.
2. A person who is a crossed between a trash-bag and couch dweller.
3. A bag in which to carry chouches.
Henry, your chouchbaggery amazes me!
Christ! Did you float an air-buscuit George? That's frickin awful! Here, let me close the door so you can be alone with it, you chouchbag!