The planners compared the H-hours for each unit to ensure synchronized attacks.

We planned our evenings around the bar's happy hours to enjoy discounted cocktails and snacks.

The security guard noticed lights on in the office after hours and reported it to the manager.

To graduate on time, she needed to enroll in at least fifteen semester hours each term.

Please call during office hours if you need immediate assistance.

Before you come, please check the opening hours on our website to avoid inconvenience.

She rose before dawn to take part in the canonical hours, finding peace in the steady rhythm of prayer.

Please remember that core hours are from 10:00 AM to 3:00 PM, during which every employee should be available for calls and meetings.

I finally finished the report in the small hours, when the city was silent and most people were asleep.

The campus library stays open at all hours during finals so students can study whenever they need.