Doggie doc (3)
I believe the answer is:
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">doggie doc</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for vet that I've seen before include "Examine carefully for suitability" , "Check someone for suitability" , "Old soldier (inf.)" , "Ex-serviceman" , "Scrutinise" .)