senior high

• sen high, sen. high

senior high (countable and uncountable, plural senior highs)

1. (education, informal) Ellipsis of senior high school.
   • 1985 April 7, L[yon] Sprague De Camp, “About Men: Talking to Ghosts”, in The New York Times Magazine‎^[1], New York, N.Y.: The New York Times Company, →ISSN, →OCLC, archived from the original on 24 May 2015:

     In senior high, I wanted to become a paleontologist and spend my days in digging up dinosaurs.