Guide, watch over (8)
I believe the answer is:
shepherd
<span class="explanation-format__ClueExplanation">I believe this is a double definition.<br/ ><br/ >'<span class="explanation-format__original">guide</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >'<span class="explanation-format__original">watch over</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(thesaurus)</span><br/ ><br/ ></span>
(Other definitions for shepherd that I've seen before include "lamb tender" , "dog German lost" , "One tending a flock" , "Say Corydon" , "Pastor" .)