What is Flunk out?
Flunk out definition and meaning on Dictionary terms:
verb (used without object)
to fail in a course or examination.
verb (used with object)
to fail to get a passing mark in: to flunk math.
to give a failing grade to; remove (a student) as unqualified from a school or course.
a failure, as in a course or examination.
flunk out, to fail and be unable to continue in: He flunked out of flight school.