Definitions

1. noun

A day on which work is done or a day at which one is required to be at work.

“She has to go back to work tomorrow after her vacation.”

2. noun

The hours during which one is required to be at work, especially a standard period of time each day or week.

“The workday is from 9 am to 5 pm.”

3. noun

A day on which one works in a particular job, especially a day at which one earns wages or salary.

“The construction workday is from 7 am to 3 pm.”