working day working day /ˈwɝːkɪŋ deɪ/

noun

1. The amount of time that a worker must work for an agreed daily wage  ( workday , working day )
   the amount of time that a worker must work for an agreed daily wage
    They work an 8-hour day
   they work an 8-hour day
   
2. A day on which work is done  ( work day , workday , working day )
   a day on which work is done
    A workday is typically considered to be eight hours long, with breaks and lunch included
   A workday is typically considered to be eight hours long, with breaks and lunch included