school day meaning and definition

SCHOOL DAY noun

Definition of school day (noun)

1. any day on which school is in session
   • "go to bed early because tomorrow is a school day"
2. the period of instruction in a school; the time period when school is in session
   • "stay after school"; "he didn't miss a single day of school"; "when the school day was done we would walk home together"
   • synonyms: school, schooltime