Two-footed (5)
I believe the answer is:
biped
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">two-footed</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for biped that I've seen before include "Creature with two feet" , "Using two pins" , "One standing on two feet" , "Primate, for example" , "Man, say" .)