Definition of office hours
1 : the time during the day when people work in an office Our office hours are 8:30 to 4:00 Monday through Friday.
2 US : the time during the day when a teacher is available to meet with students in his or her office She has office hours Monday and Wednesday mornings from 9:00 to 11:00.
3 US : a time during the day when people can see a doctor or dentist
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