Creature with two feet (5)
I believe the answer is:
biped
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">creature with two feet</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 biped that I've seen before include "One walking on two legs" , "Toddler is an example" , "Two-legged creature" , "Two-footed animal" , "Animal walking on two feet" .)