jauntyEnglishOxford Dictionary of Englishjaunty /ˈdʒɔːnti / ▸ adjective ( jauntier, jauntiest) having or expressing a lively, cheerful, and self-confident manner: there was no mistaking that jaunty walk. – DERIVATIVES jauntily /ˈdʒɔːntɪli / adverb jauntiness /ˈdʒɔːntinɪs / noun– ORIGIN mid 17th century (in the sense ‘well-bred, genteel’): from French gentil(see gentle1, genteel).