1 [countable] an arrangement to see someone at a particular time, especially for a business meeting or to get a professional service
make an appointment:
Why don’t you make an appointment with one of our doctors?
appointment to do something:
I have an appointment to see my lawyer next Saturday.
keep an appointment (=go to an appointment that you have arranged):
Please notify us if you are unable to keep your appointment.
Synonyms and related words