Privy (3)
I believe the answer is:
loo
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">privy</span>' is the definition.<br/ ><span class="explanation-format__explanation">(loo is a kind of privy)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for loo that I've seen before include "The little room - card game" , "Card game; the 'smallest room'" , "In which one goes" , "Toilet (informal)" , "bog" .)