(chiefly US) Any of the days of a week on which work is done. The five workdays in many countries are usually Monday to Friday (and are defined as such in official and legal usage even though many people work on weekends).

Alternative form of workaday.

plural of workday

plural of teacher workday

Used other than figuratively or idiomatically: see teacher, workday. / (education, US) A day when students do not attend school, but when teachers still come to school to work.