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flunk out
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.
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!
flunk out (of school)
to be forced to leave school because of failing work He had been a computer-science student before he flunked out of a California university.
flunk out
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]
flunk out
v. To expel or be expelled from a school or course because of work that does not meet requirements or standards: His grade-point average was less than 2.0, so the college flunked him out. Students lacking adequate math skills will flunk out of the physics program.