Hold water (3,2)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">hold water</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 add up that I've seen before include "Total; make sense" , "Seem to be sensible" , "Seem consistent or reasonable - arithmetically?" , "Put together (numbers)" , "Do sums" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">hold water</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>