Meaning of “visitor” - Learner’s Dictionary

visitor

noun [ C ] us uk /ˈvɪzɪtər/
Extra Examples
He is a frequent visitor to the US.All visitors please report to reception.I expressly stated that I did not want any visitors.Patients are not allowed visitors after nine o'clock.The castle attracts more than 300,000 visitors a year.

A2 someone who visits a person or place:

The museum attracts large numbers of visitors.

(Definition of “visitor” from the Cambridge Learner’s Dictionary © Cambridge University Press)