Lacking physical strength (6)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">lacking physical strength</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for feeble that I've seen before include "Weak or Fragile" , "rather weak" , "Wimpish" , "Lacking physical strength" , "lacking resolve" .)
(Other definitions for weak that I've seen before include "Feeble, powerless" , "Lacking strength" , "Wanting in physical strength" , "Easily led" , "Spent" .)