leave (one) back
(redirected from leave somebody back)leave (one) back
To require a student to repeat a grade of school. We may have to leave you back a year if you don't pass this test. Are they really going to leave me back? I don't want to repeat junior year—can't I go to summer school or something?
Farlex Dictionary of Idioms. © 2024 Farlex, Inc, all rights reserved.