Arrangement, fixture. Obsolete.

A mutual appointment, agreement, engagement, covenant. Now rare or Obsolete except as in 2.

spec. An agreement or arrangement for a meeting; engagement, assignation. (Cf. quot. 1725 at sense 2.) Also attributive, as appointment book.

The action of promising or undertaking something in return.

The action of pre-engaging someone or something; the fact of being already or previously engaged; an instance of this, an engagement or commitment…

A solemn or formal engagement, promise, or pledge, frequently one entered into or made on behalf of another person.

An ‘appointment’ made with another person for any purpose of business, festivity, etc. Also attributive, as engagement book.

An act or course of action to which a person is bound or obligated; an obligation, responsibility; a liability; an engagement.

Originally U.S. An appointment or engagement at a particular time; esp. a social activity or meeting with a person in whom one has a romantic…

An appointment to see someone, esp. for a professional consultation, treatment, etc.