Wiktionary
a. An age of a person when attending lower-level schools is customary. The period in a person's life when one is legally required to attend school. alt. An age of a person when attending lower-level schools is customary. The period in a person's life when one is legally required to attend school.
Usage examples of "school-age".
You turn on the radio to the best station for returns-the snap tallies on the major offices are already beginning to come in -- and set up the big black board to post returns on the whole ballot You place an excited, high school-age adherent in charge of this, and turn your attention to the refreshments.
You turn on the radio to the best station for returns-the snap tallies on the major offices are already beginning to come in - and set up the big black board to post returns on the whole ballot You place an excited, high school-age adherent in charge of this, and turn your attention to the refreshments.
The young couple had two school-aged children, and the wife worked at home in some sort of computer business.