panache /pəˈnæʃ/ noun2 •Flamboyance, energetic style or action.It takes serious chutzpah for an American to bring a film abour the French New Wave to Cannes but [Richard] Linklater pulls it off with considerable comic panache and affection. — 2025 •An ornamental plume on a helmet.I had taken the panache from my shako so that it might escape notice, but even with my fine overcoat I feared that sooner or later my uniform would betray me. — 1896 formspanaches