Baronet's title (3)
I believe the answer is:
sir
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">baronet's title</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 sir that I've seen before include "Baronet's title" , "Formal term of address" , "Respectful address for a man" , "Honorary male title" , "Polite term of address for a man" .)