1. Outward rite; external form in religion.

2. Forms of civility; rules established by custom for regulating social intercourse.

3. Outward forms of state; the forms prescribed or established by order or custom, serving for the purpose of civility or magnificence, as in levees of princes, the reception of ambassadors, &c.

Master of ceremonies, an officer who superintends the reception of ambassadors. A person who regulates the forms to be observed by the company or attendants on a public occasion.