school day

noun

1. any day on which school is conducted.
2. the daily hours during which school is conducted:

   The school day here is from nine to three.

Word History and Origins

Origin of school day¹

First recorded in 1580–90

Example Sentences

But phones would be off limits once the opening bell rings, including lunch or nutrition and other breaks, until the end of the school day.

From Los Angeles Times

The work didn’t stop at the end of the school day.

From Los Angeles Times

For all the dollar signs and headlines though, his first game of union since his school days will come at Test level, with unfamiliar team-mates alongside him and 80,000 fans in front of him.

From BBC

The situation takes me back to my boarding school days, where senior students regularly bullied juniors.

From BBC

Andrea said learning maths now was very different from what she remembered from her own school days.

From BBC