/ Dictionary / Index F flunk: Meaning and Definition of Find definitions for: flunk Pronunciation: (flungk), [key] — v.i. to fail in a course or examination. to fail and be unable to continue in: He flunked out of flight school. —v.t. 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. —n. a failure, as in a course or examination. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: flunk (Thesaurus) flung flunkey Related Content Daily Word Quiz: censure Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language