Noun

(head)

something that facilitates, or makes possible an action or process

something created to fulfil a particular function

a restroom or toilet

Noun

(en noun)

The act of establishing; a ratifying or ordaining; settlement; confirmation.

The state of being established, founded, etc.; fixed state.

That which is established; as a form of government, a permanent organization, business or force, or the place where one is permanently fixed for residence.

(slang) The establishment : the ruling class or authority group in a society; especially, an entrenched authority dedicated to preserving the status quo. Sometimes capitalized: the Establishment.

*{{quote-magazine, date=2013-06-28, author=(Joris Luyendijk)

, volume=189, issue=3, page=21, magazine=(The Guardian Weekly) , title= Our banks are out of control , passage=Seeing the British establishment struggle with the financial sector is like watching an alcoholic who still resists the idea that something drastic needs to happen for him to turn his life around. Until 2008 there was denial over what finance had become. When a series of bank failures made this impossible, there was widespread anger, leading to the public humiliation of symbolic figures.}}