Not feeling too well (5,3,7)
I believe the answer is:
under the weather
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">not feeling too well</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 under the weather that I've seen before include "Sickening" , "put umbrellas up here?" , "Seedy" , "Sick" , "the worse for wear" .)