Earlier quoted context omitted.
Decentralised autonomous organization. Picture a corporation, but instead of a board and CEO the shareholders vote on what to do directly. I'm sure someone more knowledgeable than I could come up with a better analogy.
Also instead of a legal entity with the ability to petition the government for redress of grievances, it's just a bunch of data emitted by some smart contract code. This is going to turn out to be important the first time a DAO gets significantly scammed. Someone's going to take the money and run, or otherwise violate the "contract" that the DAO thought it was "enforcing", and... there won't be anything to do. There…
This already happened, and they hard forked the Ethereum blockchain to revert the hack.
https://www.coindesk.com/tech/2016/07/20/ethereum-executes-b...