► used to say that something can only be done at an agreed time that must be arranged first: »
Personal shoppers are available by appointment.
»
Viewings are by appointment only.
► COMMERCEin the UK, used by businesses to show that their goods and services are sold to the Royal Family, and that they are therefore of good quality: »
Their packaging identified them as suppliers of meat products ""by appointment to Her Majesty the Queen"".