Having little depth (7)
I believe the answer is:
shallow
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">having little depth</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for shallow that I've seen before include "incapable of serious thought" , "requiring no serious thought" , "Trivial" , "Lacking depth" , "justice" .)