school night
noun1
An evening before a typical school day; normally a Sunday, Monday, Tuesday, Wednesday or Thursday night.
- Jamie has to go to bed at 9:00 on school nights, but on Friday and Saturday he gets to stay up as late as he wants.
- I can't believe I'm doing this. I can't believe I'm in a graveyard with a strange man hunting for vampires on a school night.1992, Joss Whedon, Buffy the Vampire Slayer (motion picture), spoken by Buffy (Kristy Swanson):