expression, godan verb (-ru)
Honorific (sonkeigo) expression used to refer respectfully to someone's coming or going. The direction is determined by context; it can mean 'to come' (toward the speaker) or 'to go' (away from the speaker).
先生は明日、学校にお越しになります。
The teacher will come to school tomorrow.
お客様がもうすぐお越しになります。
The guest will arrive soon.