A shanty town built by the homeless during the Bush Depression of the early 21st Century. These settlements are often built on unused/abandoned land, or under freeway overpasses, and consist of jerry-built tents, shacks, cardboard boxes, or other makeshift dwellings by those who lost their jobs during this economic downturn. Named for the President, George W. Bush, whose conservative policies and greed are responsible for the Depression which also bears his name.
It's a broader term than couch potato. It's not really being lazy but just relaxing, chilling. Doing stuff but not doing anything specific just going with the flow chillen.
Watchin tv waiting for someone to text you? You're buttchillen.