Spot for a stud (3)
I believe the answer is:
ear
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">spot for a stud</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 ear that I've seen before include "Discernment musicians need" , "That makes sense" , "Sense organ" , "Seed-bearing part of corn" , "Organ involved with balance" .)