1
general::
Phrase(s): flunk out (of something)
to leave school or a course because of failure. • Fred flunked out of school and never tried to go back. • That’s it. All F’s. I’ve flunked out., Phrase(s): flunk someone out
to give one a grade that forces one to leave school or a course. • The math professor flunked me out. He expects too much. • She flunked out half the class!
McGrawhill's American Idioms And Phrasal Verbs
2
general::
1. Expel or be expelled from a school because one's work does not meet the required standard. For example, He flunked out of Harvard after just one year. [Slang; early 1800s.] 2. Fail at anything, as in The camera ran out of film so we flunked out as photographers. [Slang; late 1800s]
American Heritage Idioms