From Longman Dictionary of Contemporary Englishhigh schoolˈhigh school ●●● S2 W2 noun 1 [countable, uncountable]SES a school in the US and Canada for children of 14 or 15 to 18 years old → junior high schoolin high school We were friends in high school. high school students high school graduates2 SES[singular] used in the names of some schools in Britain for children from 11 to 18 years old Leytonstone High School for Girls → secondary school
Examples from the Corpus
high school• But 95 of those seats were booked for a high school band going to play at a bowl game.• Relatively, college wages rose even though real wages were falling for both college and high school graduates.• Connecticut is assessing high school students in math and science based on team-oriented projects that take up to a semester of work.• The, his high school sweetheart.• On the other hand, in urban areas there are now more opportunities for women with high school education to find jobs. 