A formal socially established behaviour, often in relation to people of different ranks; formality.
An official gathering to celebrate, commemorate, or otherwise mark some event.
Show of magnificence, display, ostentation.
A ritual, with religious or cultural significance.
An act of sitting down, especially with other people in some form of social exchange.
A sit-in, a protest of civil disobedience by people sitting and refusing to move.
Intended to be done, used, consumed etc. while sitting.