Offensively confident (5)
I believe the answer is:
brash
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">offensively confident</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for brash that I've seen before include "Crudely showy; bumptious" , "Loud and rude" , "Very loud, flashy or showy" , "Offensively bold" , "Vulgarly self-assertive, impudent" .)