Armoured glove (8)
I believe the answer is:
gauntlet
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">armoured glove</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for gauntlet that I've seen before include "Iron glove" , "Throw it down to offer a challenge" , "that may be punishing for runner" , "Glove with long sleeve, thrown down challenge" , "Stout glove" .)