Slightly hungry (7)
I believe the answer is:
peckish
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">slightly hungry</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 peckish that I've seen before include "Informally hungry - like a bird?" , "Rather hungry (colloq.)" , "ready for dinner?" , "Feeling slightly hungry" , "A little hungry" .)