Noun
school run (plural school runs)
- (chiefly British) A period of increased traffic where parents or carers take or collect children to and from school by car; a journey for this purpose during this period.
The roads are crammed with parents on the school run.
Would you mind doing the school run for James this morning?
2006 April 30, Cole Moreton, “The school run”, in The Independent:A billion trips are made on the school run every year and, between us, parents produce two million extra tons of the greenhouse gas carbon dioxide, a cause of global warming.