Dry up (3,3)
I believe the answer is:
run out
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">dry up</span>' is the definition.<br/ ><span class="explanation-format__explanation">(thesaurus)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for run out that I've seen before include "Cricketing dismissal -- become exhausted (3-3;3,3)" , "Dismissed (at cricket)" , "Exhaust the supply of" , "Dismiss (a batsman)" , "Dismissed by a fielder" .)