Go off (3)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">go off</span>' is the definition.<br/ ><span class="explanation-format__explanation">(as in food going off)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for rot that I've seen before include "Deterioration" , "Decay in grotesque way" , "Rubbish (colloq.)" , "SECOND PART OF 25" , "bunk" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">go off</span>' is the definition.<br/ ><span class="explanation-format__explanation">(exploding is a kind of going off)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for explode that I've seen before include "Burst outward" , "Set off" , "Burst violently" , "Violently shatter" , "Detonate" .)