| Flunk 1. (v. i.) To fail, as on a lesson; to back out, as from an undertaking, through fear. 2. (v. t.) To fail in; to shirk, as a task or duty. 3. (n.) A failure or backing out 4. (n.) a total failure in a recitation. Thesaurus Entries be found wanting, be unsuccessful, bollix, botch, bungle, bust, come to grief, fail, fail of success, fiasco, flunk out, foozle, go bankrupt, hash, labor in vain, lose, mess, muddle, not come off, not pass, not work, wash out, washout |