Definition of keep regular hours in US English:

keep regular hours

phrase

  • Do the same thing at the same time every day.

    • ‘Mind you, I've not yet seen him - he seems to keep late hours, but has apparently been preparing for a conference in Cyprus that he is now away upon.’
    • ‘It appears that my unidentified contact keeps late hours.’
    • ‘I keep late hours and wake early in the morning.’
    • ‘Dependent on the passing trade, Istanbul is open seven days a week and keeps late hours.’
    • ‘You share order-in pizza or sandwiches from the all-night deli or you slip our for noodles at the Chinese place that keeps late hours.’